Thermos vacuum insulation technology locks in temperature to preserve flavor and freshness to keep beverages hot for 8 hours or cold for 12 hoursDurable 18/8 stainless steel interior and exterior withstand the demands of everyday useDrink lid opens with push button ease and locks closed for carefree travel.Bottle stays cool to the touch with hot liquids and is condensation-free with coldLight and compact design for effortless transport and storage and fits most automobile drink holdersFeatures: UNIQUE & STYLISH DESIGN The trendy and eye-catching Penguin styling makes this insulated coffee mug a stylish accessory for the office and home, you'll love showing off all around town.It is also a great gift for any occasion for family or friends. DURABLE Safety is top-of-mind, our Cat Thermos Water Bottle is made of premium gauge, 18/10 food-grade stainless steel..Perfect for water, coffee, tea, milk, juice, etc! VACUUM INSULATED This double walled vacuum insulated water bottle locks in your drinks temperature. Hot drinks up to 24 hours, and cold drinks up to 12 hours.No matter the temperature of the liquid in this bottle, it will never sweat or be hot to the touch. LEAK PROOF LID & NARROW MOUTH This coffee mug has a leak-proof and BPA-free lid to prevent any spills.The right size of the narrow mouth makes drinking easy and adding ice cubes easy. Material:304 Stainless Steel Cup Capacity:about 280ML Size:about 7.44in(18.9cm)*2.9in(7.4vm) Keep hot:After 6 hours40 degrees Celsius Applicable People:Men Women Children Delicate & Portable It has a refined appearance and just the right size. Not only the overall packaging is simple, but also the design of the sliding line is more humanized, and the quality of the brand can be trusted! I hope more people can have this warm magical cup in cold weather. The Perfect Travel Compaion!! Not only is it Sleek, Elegant and Durable, It can be used for multiple functions making it the Perfect Travel Companion.