insulated sleeve designed to enhance the performance of your hydration system during outdoor activities

Experience waterproof comfort and enhanced stability on extended trail days with Montbell's Alpine Cruiser

Suitable for frigid temperatures or snow sports

75 Litres achieves extreme thermal efficiency to keep hot drinks hot and cold drinks cold for longer with a lightweight

saving precious cargo space in your pack

Montbell UL Stuff Bag 3L Colour:White insulated sleeve designed to enhanceFeatures an ultralight design, comes in five different sizes and lets you pack a wide range of items such as small goods or clothing. The round bottom design reduces dead space, allowing you to utilize the most of your backpack's capacity. *NOT waterproof.