Hydro Flask 40 oz. All Around Travel Tumbler Dew gentemstick designed in collaboration with athlete

designed in collaboration with athlete Arthur Longo

Low-Profile Fit Low-profile fit is our snuggest and sits tight to the head

but with 20% short-glass injected into a nylon tray

Cork Inserts

Hydro Flask 40 oz. All Around Travel Tumbler Dew gentemstick designed in collaboration with athleteHydro Flask introduces the 40 oz. All Around Travel Tumbler, designed to minimize refills with its large capacity and durable construction. Featuring TempShield double wall insulation, it maintains beverage temperature for extended periods, while the secure Press In Straw Lid and flexible straw offer convenience on the go. Crafted with 18 8 pro grade stainless steel and a robust ergonomic handle, it's both reliable and portable, fitting most