Osprey Siskin 8 Men's Hydration Pack - One Size Postal Blue 53mm Compatible with iRack

Compatible with iRack

Featuring reinforced durable materials with a relaxed ride fit

The fenders are created using ultra fine strips of aluminum embedded into a plastic coating

} Diamondized pattern for optimal traction

Ramped and Undercut Traction Pad with proven grip technology the Comp Pedal features a ramped and undercut traction pad to further aid in helping keep your feet on the pedals

Osprey Siskin 8 Men's Hydration Pack - One Size Postal Blue 53mm Compatible with iRackOsprey Siskin 8 Mens Hydration Pack One Size Postal Blue. The Siskin Mens hydration pack is a svelte option for those who want to carry just enough gear the Siskin Series is a high performing mountain bike pack that provide stability and comfort on every trail. Multi pocketed tool organization and large bucket main compartment stores and protects all your essential gear. Airscape Suspension allows dynamic body movement and distributes load across