Osprey Seral 4 Bike Hydration Lumbar Pack Size:One Size Classic Spoon™ shape adds room

Classic Spoon™ shape adds room at elbows and knees for versatile comfort

They say that every journey begins with a single step

Whether thrown over a tee or layered with a fleece

Soft brushed chin protection

Osprey Seral 4 Bike Hydration Lumbar Pack Size:One Size Classic Spoon™ shape adds roomHydrate fast and ride light with this compact, stable lumbar style bike pack featuring an integrated low profile Hydraulics 1. 5L LS Reservoir. A magnetic attachment secures the bite valve to the hipbelt, while a bike specific airmesh wrap hipbelt and close to body AirScape backpanel deliver breathable, bounce free comfort. Vertical straps hold a chin guard or extra layer for added versatility. Features Dual zip access to main compartment with glove