Lunch Bags / The picks
The best lunch box and water bottle sets: what is really in the box
A matched set only earns its price if both halves are specified. Five ranked on the pieces included, the hours each insulated piece publishes, and whether an ice pack comes with it — plus when to build your own instead.
By Mike M.Updated Researched from maker spec pages
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Top pick
Best Lunch Set
Pawtong Lunch Box Set (bento, 17 oz food jar, bottle, bag)
The only kind of set that answers the whole question: a bento box with a removable ice grid, a 17 oz food jar rated 6 hours hot and 12 cold, a 13.5 oz bottle, and the bag to carry them.
#ad · Price as of November 13, 2026 · Disclosure for the link to Pawtong Lunch Box Set (bento, 17 oz food jar, bottle, bag)
Quick picks
The picks at a glance
| # | Product | Best for | Rubric score | Price |
|---|---|---|---|---|
| 1 | Pawtong Lunch Box Set (bento, 17 oz food jar, bottle, bag) 4 pieces · 6 h hot / 12 h cold jar The only kind of set that answers the whole question: a bento box with a removable ice grid, a 17 oz food jar rated 6 hours hot and 12 cold, a 13.5 oz bottle, and the bag to carry them. Thermos no longer sells a box-and-bottle set, so the complete sets come from smaller brands — and this one publishes retention hours on both insulated pieces. | Best lunch box and water bottle set | 9.6 /10 | $37.99Pawtong Lunch Box |
| 2 |  Itslife Bento Box Kids Set (box, 7 oz thermos, bottle, ice pack) 5 pieces · 42 oz box · ice pack included A 42 oz four-compartment box, a 7 oz thermos, a 12 oz bottle and the reusable ice pack almost every other set leaves out. Nobody publishes an hour figure for the thermos, which is the trade. | Best set with an ice pack | 9.3 /10 | $35.99Itslife Bento Box |
| 3 |  Thermos FUNtainer Paw Patrol Bottle & Food Jar Bundle (12 oz + 10 oz) 2 pieces · 12 h cold bottle · 5 h hot jar Two pieces with Thermos's own hours on both: a 12 oz straw bottle rated cold for 12 hours and a 10 oz food jar rated hot for 5 and cold for 7. You supply the box. | Best bottle-and-jar pair | 9.0 /10 | $41.98Thermos FUNtainer |
| 4 |  Thermos FUNtainer 16 oz Bottle & 10 oz Food Jar Bundle 16 oz bottle + 10 oz jar · cold 12 h / food 7 h The bigger bottle: 16 oz rated cold for 12 hours, beside a 10 oz food jar rated hot or cold for 7. Again, no box. | Best bottle in a set | 9.2 /10 | $42.98Thermos FUNtainer |
| 5 |  Thermos Kids Freestyle Kit (8-piece) 8 pieces · 8 oz food jar · kid-openable Eight modular pieces including an 8 oz food jar; drop the divider tray and a 12 oz bottle goes inside the box itself. | Best build-your-own | 9.0 /10 | $27.99Thermos Kids Freesty |
#ad · Prices come live from Amazon, last checked November 13, 2026. Order is the author's pick for this page's buyer; the score is the rubric's judgment of the product against its whole category, from the maker's page (or the retailer's, where labeled) — the two can disagree, and the write-up says why. Product photos come from each product's Amazon listing; any photo that is illustrative stock is labeled as such. Tap a row for the full write-up.
What counts as a set
A matched set is worth buying for exactly two reasons: it is cheaper than the pieces, and a child will carry a bottle that matches the box when they will lose one that does not. Neither reason survives if the maker only specifies half of it.
That is why this page is short, and why it splits in two. Thermos sells matched bundles with published hours on every insulated piece — but the bundles it sells today are two flasks, a bottle and a food jar, with no box in the carton. The sets that do include a box, a jar, a bottle and a bag come from smaller brands whose figures come off the retail listing rather than a spec page. Bentgo sells the same idea — its Kids Prints lunch box comes paired with a 15 oz Tritan bottle, and a five-piece version adds a bag and two ice packs — but every one of those bundles was on backorder on Bentgo's own store when we checked on 28 September 2026, so none of them are ranked here. Simple Modern, PackIt and the rest sell the halves and leave you to pair them, which is the "build your own" route below.
One thing no set on this page publishes properly: the box and the bag. Thermos states hours, capacities and lid designs for every bottle and every food jar; the complete sets state leakproof locks, a total capacity and a retention figure for the flask, and nothing for the carry bag — no dimensions, no lining material, no cold-hold figure. That is the honest weakness of the category. If the box is the part you care about, buy it on its own from best lunch box to keep food cold, where the makers do print the numbers.
What is actually in each box
| Set | Pieces | Bottle | Hot food | Ice pack |
|---|---|---|---|---|
| Pawtong lunch box set | 4: box, jar, bottle, bag | 13.5 oz steel, straw and spout lids | 17 oz jar, hot 6 h / cold 12 h | Removable ice grid in the box |
| Itslife kids set | 5: box, thermos, bottle, ice pack, utensils | 12 oz | 7 oz thermos, hours not published | Included |
| Thermos Paw Patrol bundle | 2 | 12 oz, cold up to 12 h | 10 oz jar, hot 5 h / cold 7 h | No |
| Thermos 16 oz bottle + food jar | 2 | 16 oz, cold up to 12 h | 10 oz jar, hot or cold up to 7 h | No |
| Thermos Kids Freestyle Kit | 8 | Takes a 12 oz bottle (sold separately) | 8 oz jar, hours not published | No |
Thermos figures from Thermos's own pages and its current bundle listings; the Pawtong and Itslife figures from their live retail listings, labeled as such. All linked in Sources.
The piece most sets leave out
Three of the five sets here include no cold source, and a lunch box without one is a bag, not a cooler. The USDA's bag-lunch guidance is two cold sources per lunch — gel packs at least 5 by 3 inches, or one pack and a frozen drink — placed above and below the food, with perishable food out of refrigeration for no more than two hours at room temperature.
In practice a frozen 12 oz bottle counts as one of those two sources, which is a real argument for the sets that include a bottle: freeze it the night before and it chills the box on the way to school. But it is one source, not two, and it stops working as soon as the child drinks it. Add a pack — or buy one of the two sets here that ships the cold with the box. The arithmetic is on how many ice packs for a lunch box.
When to build your own set
Three cases make the pieces the better buy. First, if the box is the important part — the sets do not specify theirs. Second, if the food is adult-sized: the biggest hot piece in any set here is 17 oz, against 24 oz and a published 14 hours on a full-size Thermos food jar. Third, if you already own containers, because a set that comes with its own trays is a set you are paying for twice.
Built yourself, a school set is: one divided box from best lunch box for kindergarten, one insulated bag, two gel packs, and a bottle. That is four purchases against one, and it is the route that lets you match a kindergartner's 2.4 cups or a teenager's seven.
In detail
The picks, in full
Rank 01
Best lunch box and water bottle set
Pawtong Lunch Box Set (bento, 17 oz food jar, bottle, bag)
The only kind of set that answers the whole question: a bento box with a removable ice grid, a 17 oz food jar rated 6 hours hot and 12 cold, a 13.5 oz bottle, and the bag to carry them. Thermos no longer sells a box-and-bottle set, so the complete sets come from smaller brands — and this one publishes retention hours on both insulated pieces.
EvidenceResearched · maker-sourced
The rubric behind the 9.6
Criterion marks are the rubric assessment on its own 0–10 scale. The published score is that weighted result on our 8.4–9.8 recommendation scale — how we score.
- Container fit (count × size) (30%)
- 9
- Insulation & ice-pack slots (25%)
- 8
- Leak-resistant liner (15%)
- 8
- Carry / durability (15%)
- 7
- Cleanability (15%)
- 8
Why we recommend it
- Box, hot jar, bottle and bag in one purchase — nothing left to buy
- 17 oz of hot food, which is a bigger portion than any Thermos kids jar in this tier
- Published retention hours on both insulated pieces, and an ice grid in the box
Good to know
- No dimensions, no insulation material and no warranty published for the bag
- A smaller brand than Thermos, and the hours come from the listing rather than a spec page
- Four pieces to wash, and the bag is the piece that stays dirty
Choose a different pick if…
…you only want the flask — the Thermos pairs on this page are two pieces and no more.
#ad · Price as of November 13, 2026 · Disclosure for the link to Pawtong Lunch Box Set (bento, 17 oz food jar, bottle, bag)
Rank 02
Best set with an ice pack
Itslife Bento Box Kids Set (box, 7 oz thermos, bottle, ice pack)
A 42 oz four-compartment box, a 7 oz thermos, a 12 oz bottle and the reusable ice pack almost every other set leaves out. Nobody publishes an hour figure for the thermos, which is the trade.
EvidenceResearched · maker-sourced
The rubric behind the 9.3
Criterion marks are the rubric assessment on its own 0–10 scale. The published score is that weighted result on our 8.4–9.8 recommendation scale — how we score.
- Container fit (count × size) (30%)
- 9
- Insulation & ice-pack slots (25%)
- 6
- Leak-resistant liner (15%)
- 8
- Carry / durability (15%)
- 6
- Cleanability (15%)
- 8
Why we recommend it
- The ice pack is in the box, which is the piece almost every other set leaves out
- 42 oz across four sealed compartments, plus a thermos for the hot part
- The utensils store inside, so they are not a separate thing to forget
Good to know
- No hour rating for the thermos — the one number this tier should publish
- A 7 oz thermos is a soup cup, not a meal
- No warranty published, and the brand is an Amazon-only name
Choose a different pick if…
…you want published cold-hold hours — the Thermos pairs on this page print them and this set does not.
#ad · Price as of November 13, 2026 · Disclosure for the link to Itslife Bento Box Kids Set (box, 7 oz thermos, bottle, ice pack)
Rank 03
Best bottle-and-jar pair
Thermos FUNtainer Paw Patrol Bottle & Food Jar Bundle (12 oz + 10 oz)
Two pieces with Thermos's own hours on both: a 12 oz straw bottle rated cold for 12 hours and a 10 oz food jar rated hot for 5 and cold for 7. You supply the box.
EvidenceResearched · maker-sourced
The rubric behind the 9.0
Criterion marks are the rubric assessment on its own 0–10 scale. The published score is that weighted result on our 8.4–9.8 recommendation scale — how we score.
- Container fit (count × size) (30%)
- 5
- Insulation & ice-pack slots (25%)
- 9
- Leak-resistant liner (15%)
- 4
- Carry / durability (15%)
- 6
- Cleanability (15%)
- 8
Why we recommend it
- Published hours on both pieces, which most sets don't give you
- 18/8 stainless on both, and the spoon stores in the jar lid
- A 12 oz straw bottle is the size a five-year-old actually finishes
Good to know
- No box and no ice pack — Thermos dropped both from this bundle
- Licensed character print dates fast
- 10 oz of hot food is a small child's portion, not a teenager's
Choose a different pick if…
…you wanted the box too — this bundle is two flasks, and the complete sets on this page include a box and a bag.
#ad · Price as of November 13, 2026 · Disclosure for the link to Thermos FUNtainer Paw Patrol Bottle & Food Jar Bundle (12 oz + 10 oz)
Rank 04
Best bottle in a set
Thermos FUNtainer 16 oz Bottle & 10 oz Food Jar Bundle
The bigger bottle: 16 oz rated cold for 12 hours, beside a 10 oz food jar rated hot or cold for 7. Again, no box.
EvidenceResearched · maker-sourced
The rubric behind the 9.2
Criterion marks are the rubric assessment on its own 0–10 scale. The published score is that weighted result on our 8.4–9.8 recommendation scale — how we score.
- Container fit (count × size) (30%)
- 5
- Insulation & ice-pack slots (25%)
- 10
- Leak-resistant liner (15%)
- 5
- Carry / durability (15%)
- 7
- Cleanability (15%)
- 8
Why we recommend it
- A 16 oz bottle rated cold for 12 hours — the longest claim in this tier
- Both pieces published with hours; wide mouths on both
- A push-button lid with a carry loop, which the straw bottles don't have
Good to know
- No lunch box or bag in the set — you supply the bag
- The food jar is 10 oz, not the 16 oz the bottle is
- No dimensions published for either piece
Choose a different pick if…
…you need the bag as well — this is two flasks, and the complete sets on this page include a box and a bag.
#ad · Price as of November 13, 2026 · Disclosure for the link to Thermos FUNtainer 16 oz Bottle & 10 oz Food Jar Bundle
Rank 05
Best build-your-own
Thermos Kids Freestyle Kit (8-piece)
Eight modular pieces including an 8 oz food jar; drop the divider tray and a 12 oz bottle goes inside the box itself.
EvidenceResearched · maker-sourced
The rubric behind the 9.0
Criterion marks are the rubric assessment on its own 0–10 scale. The published score is that weighted result on our 8.4–9.8 recommendation scale — how we score.
- Seal & leak design (25%)
- 6
- Material & thermal range (25%)
- 5
- Lid longevity & replacement availability (15%)
- 7
- Stack / nest footprint (15%)
- 6
- Dishwasher & stain resistance (10%)
- 9
- Value (10%)
- 8
Why we recommend it
- The layout changes as the child's appetite does — no buying a second box
- An insulated food jar is part of the kit, not an extra
- Every piece is top-rack dishwasher safe
Good to know
- Thermos publishes no total capacity in cups for the system
- No hot- or cold-hold hours published for the 8 oz jar on this page
- Eight pieces is eight things to lose
Choose a different pick if…
…you want one sealed tray you close and forget — a modular kit has more parts to keep track of than a latched bento.
#ad · Price as of November 13, 2026 · Disclosure for the link to Thermos Kids Freestyle Kit (8-piece)
Buyer's guide: three questions
Does lunch need to be hot?
Yes, and in a real portion: the Pawtong set's 17 oz jar. Yes, for a small child: the Paw Patrol bundle's 10 oz jar or the 10 oz jar in the 16 oz pairing. Barely: the Itslife set's 7 oz thermos is a soup cup.
How old is the child?
Bottle size does the sizing. The 12 oz and 13.5 oz bottles are for younger children; Thermos states its 16 oz bottle is for "older kids, tweens, and teens". The boxes those bottles pair with are on best lunch box for teens.
Is there a gel pack in the house already?
If not, buy a set that ships the cold: the Itslife set includes a reusable ice pack and the Pawtong box has a removable ice grid. If there is, the Thermos pairs get cheaper and the ranking changes.
How Meal & Macro picks gear
Researched, compared and scored
Every pick starts with the maker's own product page and manual: the lid, material and care ratings in its exact wording ("leak-proof", "oven safe to 450°F", "top-rack only"), the container-fit and ice-pack arithmetic worked out from published dimensions and the USDA's numbers, and a score on a public rubric for the category that weights the seal, the material and the fit first. Models are compared side by side, so each page lands on one clear pick per use case with the reason stated. Every figure links to where it came from; where the maker's page would not load we cite a retailer and say so.
Scores are editorial judgments built from that documented research. Commissions never set a score or decide a pick. The rubrics and their weights are published.
Questions
Frequently asked
Is a matching lunch box and water bottle set cheaper than buying separately?
Usually a little, and Thermos prices its bundles below the sum of the pieces. The bigger saving is practical: one purchase, one size decision, and a bottle that fits the box it came with.
Do lunch box and water bottle sets come with an ice pack?
Most do not. Of the five sets here, the Itslife set includes a reusable ice pack and the Pawtong box has a removable ice grid; the three Thermos bundles include neither. The USDA asks for two cold sources per lunch, so plan on buying packs separately.
What size water bottle should a school set have?
Thermos's own guidance: 12 oz for younger children and 16 oz for "older kids, tweens, and teens". The complete sets here ship 12 oz and 13.5 oz bottles. A bottle a child cannot finish gets carried home full.
Can you put a hot drink in a FUNtainer bottle?
No. Thermos states "Not for hot liquids" on the FUNtainer bottles. Hot food goes in the food jar, which is a different piece with a different lid.
Our recommendation
Where we would put the money
If you read nothing else on this page: this is the pick, and this is the one to buy instead if it does not fit your kitchen.
Top pick · Best Lunch Set
Pawtong Lunch Box Set (bento, 17 oz food jar, bottle, bag)
#ad · Price as of November 13, 2026 · Disclosure for the link to Pawtong Lunch Box Set (bento, 17 oz food jar, bottle, bag)
Runner-up
Itslife Bento Box Kids Set (box, 7 oz thermos, bottle, ice pack)
#ad · Price as of November 13, 2026 · Disclosure for the link to Itslife Bento Box Kids Set (box, 7 oz thermos, bottle, ice pack)
Scores are our rubric's, published in full on how we score. Prices are Amazon's and change without notice.
Keep reading
Related on Meal & Macro
- Best lunch box for kindergartenThe box half, ranked on the latch.
- Best lunch box with a thermosWhen the hot piece is the point.
- How many ice packs for a lunch boxThe cold source most sets leave out.
- Best thermos food jarsBigger hot capacity than any set carries.
- Best lunch box for teensWhere a 16 or 18 oz bottle belongs.
- Best lunch box to keep food coldBoxes whose makers publish real cold-hold hours.
Receipts
Sources
- Amazon listing — THERMOS FUNtainer Paw Patrol kids straw bottle and food jar bundle, 12 oz + 10 oz (the two pieces the bundle now contains: a 12 oz vacuum-insulated bottle rated cold up to 12 hours with a push-button lid and removable covered straw, and a 10 oz vacuum-insulated food jar rated hot up to 5 hours and cold up to 7 hours with a spoon that stores in the lid; 18/8 stainless, dishwasher safe with hand wash recommended, no hot liquids in the bottle; retailer listing, labeled) (checked 2026-10-04)
- Amazon listing — THERMOS FUNtainer kids bottle and food jar bundle, 16 oz water bottle + 10 oz food jar (vacuum-insulated stainless rated cold up to 12 hours for the bottle and hot or cold up to 7 hours for the jar, push-button bottle lid with carry loop and hygienic cover, wide-mouth jar lid, dishwasher safe with hand wash recommended; retailer listing, labeled) (checked 2026-10-04)
- Amazon listing — Pawtong lunch box set, model MY02 (a bento box with a removable ice grid and detachable inner tray, a 17 oz 304-stainless insulated food jar with a folding spoon rated 6 hours hot and 12 hours cold, a 13.5 oz 304-stainless kids' bottle with straw and spout lids, and an insulated carry bag with a padded shoulder strap; all containers stated leakproof and dishwasher safe; retailer listing, labeled) (checked 2026-10-04)
- Amazon listing — Itslife bento box for kids set (a four-compartment leakproof bento box of 42 oz total capacity, a 7 oz vacuum-insulated food thermos, a 12 oz water bottle, a reusable insulated ice pack and a fork-spoon set that stores inside; BPA-free, top-rack dishwasher safe, 5.98 × 5.67 × 5.59 in; retailer listing, labeled — no hour rating is published for the thermos) (checked 2026-10-04)
- Thermos — Kids Freestyle Kit page (8-piece system: lunch system container, two storage divider inserts, an 8 oz food jar with lid, a 2 oz condiment jar with lid and a snap-in food tray with three wells; 8.25 × 3.3 × 6.8 in, 1.8 lb, BPA- and PVC-free, top-rack dishwasher safe, opens and closes by a child, takes a 12 oz FUNtainer bottle with the divider tray out) (checked 2026-09-28)
- Thermos — Kids Bundles collection page (the matched bottle-and-lunch sets Thermos currently sells, with the stock state of each colorway on the day we checked) (checked 2026-09-28)
- Bentgo — Kids Prints Lunch Box & Water Bottle page (the two-piece matched set: the 2.4-cup five-compartment Kids lunch box at 8.5 × 6.5 × 2 in plus a 15 oz / 450 mL Tritan, PP and silicone bottle at 7.28 × 2.95 × 2.83 in, both called leak-proof, tray and bottle top-rack dishwasher safe; Bentgo's own store listed it backordered on the day we checked) (checked 2026-09-28)
- USDA FSIS — Keeping “Bag” Lunches Safe (two cold sources, gel packs at least 5 x 3 in, 2-hour rule) (checked 2026-09-21)
Materials, capacities, seals and care ratings come from the maker's own product pages and manuals (linked on every product) or, where the maker's page would not load, from a retailer listing we label as such. Food-safety numbers are quoted from the USDA and FDA pages linked above. Where a figure isn't published we say so. Amazon sets the prices and changes them often, so the button on every pick checks today's. Read the full method.