The Fischer Drinkbelt Professional INS 1L is a comfy, insulated hydration belt made for cross-country skiers and rollerskiers. It keeps your drink from freezing with its 1-liter insulated bottle and has a handy pocket for small essentials like your phone or keys. The adjustable belt and padded back make it easy to wear, while reflective details keep you visible in low light. Perfect for staying hydrated and comfortable on the go!