The Travel Bottle is the best of both worlds.- leakproof, 24 hours cold and cupholder compatible.Your favorite insulated 24 oz Hydro Flask bottle, now with a cupholder-fit design.Drinks stay cold for 24 hours, and the Flex Straw Cap makes it easy to sip while keeping your eyes on the road and your hands on the wheel.The insulated bottle easily fits ice cubes and is dishwasher safe.Designed for seamless cupholder fit, it?s right at home on the open road.24 hours cold.TempShield?? double-wall vacuum insulation.Leakproof when closed.Fits most cupholders.Won?t retain odor or leftover flavor.Wide Mouth opening is ice cube friendly.Dishwasher safe.Durable stainless steel.BPA-Free.Flex Straw Cap not intended for use with hot liquids.Not for use on a stove, in a microwave or freezer.Bottle fits all Wide Mouth caps and lids.