GREAT FOR HOT AND COLD: The double-wall construction ensures both hot or cold drinks can be kept at optimum temperature for longer. It can keep your drinks cold for 8 hours and hot for 4 hours LEAKPROOF VERSATILE DRINKING: Threaded straw lid easily opens and closes for a leakproof seal. Straw lid helps you drink more water making it easier to sip throughout the day providing a strong, steady flow. Wide mouth opening is great for adding water, ice, and making it super easy to clean. DURABLE CONSTRUCTION: Made of high quality food grade 18/8 stainless steel, double wall vacuum-sealed construction which helps to prevent condensation from forming on the outside of the tumbler.Features a silicone rubber grip that is comfortable to hold. EASY TO CLEAN: Designed for easy and convenient cleaning. Top rack dishwasher safe lid, hand wash body CAR CUP FRIENDLY: The tumbler stands 6.89" tall and has a diameter of 2.76" which makes it's size perfect to fit in standard sized cup holders. COMPACT SIZE: This 12oz water bottle is sized just right for kids' little hands and perfect for your on the go lifestyle.