Collection: Stainless Steel Food Jars
Discover Stainless Steel Food Jars made to keep meals hot or cold for hours—ideal for soups, grains, and snacks on the go. Double-wall insulation, leak-resistant lids, and easy-clean designs support busy routines from office to campus. Curated by Preply to help you prep smarter and carry real food comfortably, every day.
Why Stainless Steel Food Jars
High-quality stainless steel resists odors and stains, while vacuum insulation minimizes heat transfer so meals stay at safe, enjoyable temperatures. Whether you pack hearty chili, ramen, overnight oats, or fruit and yogurt, an insulated jar offers convenient portability with fewer spills. With Preply’s curated selection, you get practical capacities, user-friendly lids, and rugged builds that fit modern, on-the-go lifestyles.
Key Features to Look For
- Double-wall vacuum insulation to hold heat or cold for hours.
- Leak-resistant lids with silicone gaskets for confident carry.
- Wide-mouth openings for easy filling, eating, and cleaning.
- BPA-free components in contact surfaces and gaskets.
- Condensation control to keep exteriors dry in cold use.
- Portable capacities (10–24 oz) for kids, commuters, and hikers.
- Integrated utensil storage or nesting lids (select models).
Use Cases
Work & Commute: Pack soup, stew, curry, or pasta to avoid takeout and manage portions. School & Campus: Prep mac and cheese, dumplings, fried rice, or porridge in durable jars kids and students can open easily. Outdoors & Travel: Keep oatmeal hot for trailheads or chilled fruit for beach days without bulky coolers.
Pairing with Other Collections
For full-day carry, combine jars with Everyday Daypacks or Classic Lunch Totes that include upright bottle sleeves. Use Bento Box Carriers for sides and snacks, and add Reusable Ice Packs when packing cold items. Organize cutlery and napkins in compact Boxes & Bags to keep lids and spoons clean.
Packing & Temperature Tips
- Pre-heat or pre-chill: Fill the jar with hot water for 5 minutes (hot foods) or ice water (cold foods), then empty and load.
- Fill efficiently: Leave a small headspace so the lid seals without pressure buildup.
- Layer smart: Dense items like grains or noodles at the bottom; broths or sauces on top.
- Seal promptly: Close the lid right after filling to reduce heat loss or warming.
- Check tightness: Ensure the gasket is seated; avoid overtightening to protect threads.
Care & Cleaning
Rinse after use and wash with mild soap; use a soft bottle brush for the interior and lid channels. Remove silicone gaskets periodically to clean residue under the seal and air-dry fully. Avoid bleach or abrasive pads that can damage finishes. For lingering aromas, soak with warm water and baking soda, then rinse thoroughly.
Size & Capacity Guide
- 10–12 oz (Kids/Light Meals): Great for yogurt, oatmeal, or side soups.
- 14–16 oz (Daily Standard): Most versatile for single-serve soups, pasta, or rice bowls.
- 18–24 oz (Hearty/Full Meal): Extra space for stews, substantial grains, or layered salads.
How to Choose
- Match your meals: Soup lovers may prefer taller profiles; mixed bowls suit wider jars.
- Lid design: Select simple twist lids for reliability; consider vented caps for steam release.
- Grip & carry: Look for textured exteriors or handles if you open jars on the move.
- Jar diameter: Ensure it fits your lunch bag or side pocket upright.
- Maintenance ease: Fewer parts and wide mouths speed cleaning and drying.
Preply Curated Selection
At Preply, we curate stainless steel food jars that balance real-world durability, temperature performance, and everyday convenience. Each pick supports healthier routines—bringing homemade warmth to your desk or chilled freshness to your commute—so you can prep with intention and eat well anywhere.
FAQs
How long do jars keep food hot or cold?
Performance varies by capacity and insulation, but many maintain temperature for several hours when pre-heated or pre-chilled.
Are the lids leakproof?
Most lids are leak-resistant with silicone gaskets; use sealed containers for thin liquids if carrying horizontally.
Can I put jars in the dishwasher?
Many bodies are top-rack dishwasher safe; hand-wash lids and gaskets for longevity. Check individual product care notes.

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Thermos for Hot food Wide Mouth Lunch Box, 2000ml 3-Layer Stackable Insulated Food Container Reusable Leak Proof Soup Food Jar for Warm/Cool Food Daily Office Travel Picnic Outdoor Meals(Silver)
Regular price $84.09 USDRegular priceUnit price / per -
78 oz Adults Stainless Steel Vacuum Insulated Wide Mouth Soup Food Thermos Hot Food Jar with Keep Thermal Portable 3 Tier Stackable Bento Hot Food Containers Lunch Boxes (White)
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67 ozAdults Stainless Steel Vacuum Insulated Wide Mouth Soup Food Thermos Hot Food Jar with Keep Thermal Portable 3 Tier Stackable Bento Hot Food Containers Lunch Boxes (Green)
Regular price $57.99 USDRegular priceUnit price / per -
67 ozAdults Stainless Steel Vacuum Insulated Wide Mouth Soup Food Thermos Hot Food Jar with Keep Thermal Portable 3 Tier Stackable Bento Hot Food Containers Lunch Boxes (Gold)
Regular price $57.99 USDRegular priceUnit price / per -
Yosoo Thermos for Hot food Wide Mouth Lunch Box, 2000ml 3-Layer Stackable Insulated Food Container Reusable Leak Proof Soup Food Jar for Warm/Cool Food Daily Office Travel Picnic Outdoor Meals(Gold)
Regular price $82.13 USDRegular priceUnit price / per -
2-In-1 Soup Thermo for Hot Food Kids, 15 Oz Insulated Food Container and a Snack Box, Wide Mouth, Leak Proof, Stainless Steel Spoon, Dishwasher Safe Food Thermo Set for School, Work, Travel, Gray
Regular price $31.89 USDRegular priceUnit price / per -
67oz Thermos for Hot Food,3-Layer Sealed Stackable Food Thermos,with Lunch Bag Soup Thermos,It Is Suitable for Daily Office Meals and Outdoor Meals,Among Other uses(White, 67)
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Yumbox Cubi Triple Insulated Stainless Steel Thermal Jar for Hot & Cold Lunches, Kids Size, Easy Open and Carry Handle, Unique Rounded Square Jar and Non-Slip design (Hot Pink)
Regular price $39.14 USDRegular priceUnit price / per -
51 oz Adults Vacuum Insulated Wide Mouth Soup Food Thermos Hot Food Jar with Keep Thermal Portable 2 Tier Stackable Bento Hot Food Containers Lunch Boxes (White, 51)
Regular price $55.09 USDRegular priceUnit price / per -
Yumbox Cubi Triple Insulated Stainless Steel Thermal Jar for Hot & Cold Lunches, Kids Size, Easy Open and Carry Handle, Unique Rounded Square Jar and Non-Slip design (Apple Green)
Regular price $39.14 USDRegular priceUnit price / per -
MAXSO Lunch Container 40 oz for Adults Stainless Steel Vacuum Insulated Food Jar, Soup Thermo for Hot Food Thermal Bento Box, Wide Mouth Leakproof Buckle Lid with Spoon - Black
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MAXSO Lunch Container 40 oz for Adults Stainless Steel Vacuum Insulated Food Jar, Soup Thermo for Hot Food Thermal Bento Box, Wide Mouth Leakproof Buckle Lid with Spoon - Pink
Regular price $34.79 USDRegular priceUnit price / per -
2-In-1 Soup Thermo for Hot Food Kids, 15 Oz Insulated Lunch Container and a Snack Box, Wide Mouth, Leak Proof, Stainless Steel Spoon, Dishwasher Safe Food Thermo Set for School, Work, Travel, Black
Regular price $31.89 USDRegular priceUnit price / per -
51 oz Adults Vacuum Insulated Wide Mouth Soup Food Thermos Hot Food Jar with Keep Thermal Portable 2 Tier Stackable Bento Hot Food Containers Lunch Boxes (Gray, 51)
Regular price $52.33 USDRegular priceUnit price / per -
2-In-1 Soup Thermo for Hot Food Kids, 15 Oz Insulated Food Container and a Snack Box, Wide Mouth, Leak Proof, Stainless Steel Spoon, Dishwasher Safe Food Thermo Set for School, Work, Travel, Pink
Regular price $31.89 USDRegular priceUnit price / per -
2-In-1 Soup Thermo for Hot Food Kids, 15 Oz Insulated Food Container and a Snack Box, Wide Mouth, Leak Proof, Stainless Steel Spoon, Dishwasher Safe Food Thermo Set for School, Work,Tiffany Blue
Regular price $31.89 USDRegular priceUnit price / per

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