· 24 hours cold, 12 hours hot· TempShield️ double-wall vacuum insulation· Leakproof when closed· Pure taste, no flavor transfer· Fits most cupholders· Dishwasher safe· Flex Straw Cap not intended for use with hot liquids· Not for use on a stove, in a microwave or freezer· water bottle, leakproof, insulated, 24 hours cold, dishwasher safe, straw, cupholder compatible, 24 oz