Osprey Berm 8 W/Reservoir Colour:Raven Black The blend of 80% polyester

The blend of 80% polyester

This is the lightest

Ideal for use in temperatures between 0°C and 10°C

Stash and MightyMo

Osprey Berm 8 W/Reservoir Colour:Raven Black The blend of 80% polyesterA versatile volume for any ride, this streamlined bike hydration pack keeps water close, essentials secure and comfort high. Featuring an included, low profile Hydraulics LS 2. 5L Reservoir, magnetic bite valve, front shove it pocket for extra gear, built in tool organization and an AirScape backpanel that provides close to body ventilation. Features: Separate reservoir compartment with easy access S shaped zipper Included Hydraulics LS 2. 5 L