Osprey Raven 4 Hydration Lumbar Pack - Deep FigOff the back and leading the pack Osprey's premium mountain bike lumbar includes a 1. 5 liter reservoir and features designed to keep you in the saddle. Dual hipbelt pockets grant easy access to snacks, and a stretch mesh front pocket keeps kneepads, gloves or a light jacket handy. Side compression and a women's specific fit on the Raven 4 stabilize the pack from techy climbs to the jump line. AirScape backpanel with contouring lumbar wrap for maximum