Custom Sports Bottles, Hydro Flask Wide Mouth 24oz Bottle with Flex Straw Cap - 24Hr Cold & Leakproof, A 24oz Wide Mouth water bottle with Hydro Flask's leakproof Flex Straw Cap-easy to fill, easy to drink. Open it up, add your ice, and flip to sip. TempShield double-wall vacuum insulation keeps drinks cold up to 24 hours. Insulated Flex Straw Cap is leakproof when closed. Made with 18/8 pro-grade stainless steel for durability, pure taste and no flavor transfer. Wide Mouth opening is ice-cube friendly. Color Last powder coat stays clean and bright. BPA-Free. Flex Straw Cap not intended for use with hot liquids. 24oz Hand Wash Only. ... #1601-96 $59.88/each.