Flip it and sip it with the Hydro Flask 24 oz Wide Mouth Bottle With Flex Straw Cap. With a comfortable, flexible handle, the closeable, leakproof straw cap is easy to open and close with one hand, for on-demand hydration. Double-wall insulation keeps drinks cold up to 24 hours for cool refreshment. The slim design fits most cupholders, easily fits ice cubes and is dishwasher safe. TempShield®️ double-wall vacuum insulation. Leakproof when closed. Fits most cupholders. Pure taste, no flavor transfer. Wide Mouth opening is ice-cube friendly. 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. By Hydro Flask.