Baby Stuff Lab compares top-rated Thermos Baby Sippy Cups by analyzing reviews and customer feedback. You can easily choose the right one from our Editor Pick List.
Top Rated Thermos Baby Sippy Cups
Save $1.46No. 1 
THERMOS BABY 10 ounce Stainless Steel Vacuum Insulated Straw Bottle, Mint
- STAYS COLD: THERMOS vacuum insulation technology for temperature retention of cold beverages. Perfect sidekick for your little one (18 months+) whether on the go or at home, keeping beverages cold for...
- EXTREMELY DURABLE: Durable stainless-steel interior and exterior. Dishwasher safe (top rack)
- EASY TO GRIP: Contoured body makes it easy for little hands to grip and hold
- EASY OPENING: Push button lid design allows for easy, one hand opening
- PEACE OF MIND: Welcome to the “just right” design for baby from THERMOS Brand. With trusted strict safety and quality standards, keeping up with ever-changing ages and stages just got a whole lot...
Save $1.04No. 2 
Munchkin Cool Cat Sippy Cup for Toddlers, Stainless Steel Straw Cup, 8 Ounce, Blue
- Insulated, double walled stainless steel straw cup with 8 ounce capacity
- Keeps drinks cool for up to 15 hours
- Flip top lid is easy to open and close
- Spill-proof straw and easy grip handles
- To ensure a leakproof seal, align sealing ring pull tab inside lid with corresponding gap.Great for boys and girls 18 months and up.
No. 3 
Comotomo Toddler Tumbler 8oz Insulated Sippy Cup with Silicone Straw and Spout, Green
- Self-Orienting Handles – No more awkward grips! These smart handles adjust naturally for little hands, making every sip effortless.
- Spout or Straw? You Decide! – Each Toddler Tumbler comes with a premium, non-toxic, food-grade silicone spout AND straw, so your little one can sip their way.
- Leak-Proof & Travel-Ready – Thoughtfully designed with a springless button and carrying ring, making it the perfect on-the-go companion.
- Superior Temperature Control – Double-wall vacuum insulation keeps drinks cool for up to 19 hours and warm for extended periods.
- Premium Materials – Made with high-quality, durable stainless steel, ensuring safety and long-lasting use.
No. 4 
Munchkin Stainless Steel Sippy Cups for Toddlers 1-3, Spill Proof Miracle 360 Cup, Insulated, 10 Ounce, Green
- One pack insulated, vacuum sealed 10 ounce stainless steel spoutless toddler tumblers keeps drinks cool for 15 hours
- Drinking from anywhere around the 360 degree rim, like a regular cup, helps support normal muscle development in a child’s mouth
- Valve automatically closes when child is not drinking, creating a spill proof and leak proof seal
- BPA free and easy to clean, with no extra valves or parts
- Liquid flow rate is perfect for boys and girls 1 year old and up
No. 5 
Hamarue 3-in-1 Stainless Steel Sippy Cups for Toddlers | Non-Toxic Insulated Stainless Steel Baby Bottle | Straw Cup With Removeable Handles | Plastic...
- SAFE. Our sippy cup with straw is non-toxic and made with high quality ingredients - 3rd party tested, proven to be BPA (and subsitutes), PET, Phthalates, Cadmium and Lead FREE. They will not leach...
- EVOLVES. Hamarue stainless baby cup with straw also includes nipple and sippy spouts along with removable handles. The bottle transition sippy cup is perfect for ages 3M+ and evolves through every...
- PROTECTS PALATES. The food-grade silicone mouthpieces and extra soft and protect developing teeth and palates. Silicone spouts are recommended by pediatricians throughout development to prevent...
- INSULATED. Hamarue's vacuum sealed stainless steel walls keep milk, juice, or water warm or cold. Our stainless steel baby cup makes the perfect traveling partner for your baby and toddler. It is not...
- ECO-FRIENDLY. Our cup is durable, resusable and will feed your baby through all the every-changing stages early development. It's best to wash your toddler straw cup by hand with warm soapy water and...
No. 6 
Hamarue 3-in-1 Deluxe Stainless Steel Sippy Cup for Babies and Toddlers | Non-Toxic Plastic Free Liquid Transfer | Straw Baby Cup & Bottle | Leak...
- SAFE. Our sippy cup with straw is non-toxic and made with high quality ingredients - 3rd party tested, proven to be BPA (and subsitutes), PET, Phthalates, Cadmium and Lead FREE. They will not leach...
- EVOLVES. Hamarue stainless baby cup with straw also includes nipple and sippy spouts along with removable handles. The bottle transition sippy cup is perfect for ages 3M+ and evolves through every...
- PROTECTS PALATES. The food-grade silicone mouthpieces and extra soft and protect developing teeth and palates. Silicone spouts are recommended by pediatricians throughout development to prevent...
- INSULATED. Hamarue's vacuum sealed stainless steel walls keep milk, juice, or water warm or cold. Our stainless steel baby cup makes the perfect traveling partner for your baby and toddler. It is not...
- ECO-FRIENDLY. Our cup is durable, resusable and will feed your baby through all the every-changing stages early development. It's best to wash your toddler straw cup by hand with warm soapy water and...
No. 7 
Nuby Thirsty Kids No Spill Flip-It Reflex Stainless Steel Travel Cup or Water Bottle - 10 Oz - 18+ Months - Pink
- FLIP-TOP CUP FOR KIDS 18+ MONTHS: Nuby's Thirsty Kids No-Spill Flip-It Reflex Stainless Steel Cup holds up to 10 ounces (300 ml) of water, milk, or juice; It's the perfect kids' water bottle for...
- SOFT SPOUT NO-SPILL SIPPY CUP: The soft silicone spout is gentle on gums and teeth; The cup top is designed to prevent drips and spills and keeps the spout protected when the cover is closed
- DURABLE DESIGN: Parents will love this no-spill sippy cup for toddlers because of its durability; This stainless steel kids' cup is made of 304 food-grade stainless steel and does not sweat
- INSULATED KIDS WATER BOTTLE: This insulated cup helps drinks stay cool and refreshing for up to 10 hours
- DESIGNED FOR LITTLE HANDS: The Flip-It Reflex cup's perfectly proportioned design makes gripping easier and more comfortable for little hands
Save $3.60No. 8 
Skip Hop Toddler Sippy Cup with Straw, Zoo Stainless Steel Straw Bottle, Dog,350 ml
- Our kids stainless steel water bottle has a no-slip silicone sleeve to protect little hands from cold surfaces. It has a handy grab-me strap that attaches to anything, along with a pop-up lid so the...
- Flexible straw flips down to stay clean.
- Handy hook-and-loop grab-strap attaches to anything
- Holds 12 oz. (350mL)
- Dishwasher safe; BPA-free, PVC-free, Phthalate-free
No. 9 
IRON °FLASK Kids Water Bottle - Straw Lid, 20 Name Stickers, Vacuum Insulated Stainless Steel, Double Walled Tumbler Travel Cup, Thermos Mug - Ocean...
- INSULATED WATER BOTTLE: Goodbye sweat! The double wall insulation makes the Iron Flask sweat-free! It keeps your drink COLD for up to 14 hours. NOT recommended for hot drinks.
- 18/8 PREMIUM STAINLESS STEEL: The Iron Flask is made of 18/8 Stainless steel that is BPA free and non-toxic. It will never leave a metal taste or rust.
- Leakproof STRAW LID: Our lid is BPA free, leakproof when in closed position and comes with a built in handle for easy carrying
- Durable & Unique Designs: Great kids water bottle for school or any active lifestyle, select from our many stainless steel designs. Customize it with the included 20 name stickers
- The Ultimate Gift: Choose a color that speaks to your kids, nieces or nephews to create the perfect, personalized gift! Choose their favorite color and cherish in the fact that they will enjoy a...
No. 10 
YETI Rambler Jr. 12 oz Kids Bottle, with Straw Cap, Low Country Peach
- YETI kids need a bottle that can keep up. The YETI Rambler Jr. - a small-and-mighty kids bottle over-engineered for your little wild ones with a straw cap that’s leakproof while closed
- 18/8 STAINLESS STEEL - Made with kitchen-grade stainless steel, so they’re puncture and rust-resistant
- DISHWASHER SAFE - Because no one needs more work to do
- NO SWEAT DESIGN - Keeps their hands dry - critical when summiting the jungle gym, and the Duracoat color won’t crack or peel
- STRAW CAP – Leakproof while closed & shatter-resistant ideal for impromptu rowdiness. Recess is no match for the Straw Cap
Last update on 2025-05-23
