Big bite valve self-seals after each drink, eliminating annoying drips

Large mouth opening allows you to fill the flask easily with ice and drink mixes

Empty flask collapses and folds ultra-compact to fit in most pockets

All parts top-rack dishwasher safe

Volume indicators in ounces and milliliters for tracking hydration and adding electrolytes

Hang flask upside down for easy drainage and drying

• Hydration Capacity: 17 oz / 500 ml