Soft Flask with Bite Top

Classic Design Our timeless bite valve helps liquids from escaping so you can keep yourself hydrated no matter how far you go. Simply Compatible Your 20oz. Soft Flask with Bite top is perfectly compatible with ALL Nathan hydration vests. Details Size: 20oz. Bite valve keeps liquids from escaping Works great with ALL NATHAN hydration vests Easy to clean Capacity: 20 oz/600 mL