This fun Sanrio straw tumbler makes hydration easy! Vacuum insulation prevents condensation from forming on the outside of the cup, in addition to keeping drinks cold for up to 10 hours. The lid and straw help prevent splashes and spills while keeping drinks accessible, and the 16-ounce tumbler fits in most car cup holders, so you can easily take beverages on the go. Durable and top rack dishwasher safe, this tumbler is made with 18/8, food-grade stainless steel and features colorful Hello Kitty artwork to make hydration a blast.