Insulating superpowers indeed! The double-walled stainless steel in the larger bottle size will help keep liquids cool for up to 15 hours and warm for up to 8 hours.The front press button opening can be used with one hand to help with those big schoolyard thirsts and the integrated carry handle means it’s always on hand.The easy drink silicone straw offers free flow drinking and once done, click the lid back in place for leak-free school bags. Insulating double-wall stainless steelDishwasher safe, top rack onlySilicone straw top offers free flow drinkingKeeps liquids cold for up to 15 hours or warm for up to 8 hoursIntegrated carry handle500 ml/12ozApproximate height 24cmMade from stainless steel, polypropylene, and siliconeBPA, Phthalates, and PVC free
