Store it in your running vest, belt, or even in your hand. With a collapsible design and our silicone bite valve, this flask allows for quick hydration during races, and can be easily packed away when empty. It is specifically designed to fit into the front compartments of all our running vests and can be folded down to pocket size once empty.

KEY FEATURES

• Bite valve self-seals after each drink, eliminating annoying drips
• Empty flask collapses and folds ultra-compact to fit in most pockets
• Cap is top-rack dishwasher safe
• Volume indicators in ounces and millilitres for tracking hydration and adding electrolytes
• Hang flask upside down for easy drainage and drying