SPECIFICATIONS:
 Capacity: 20 L
 Weight: 6 oz
 Dimensions: 10.25 x 18.5 x 5.5 in
 Exp Product Dimensions: (Packed) 7.5 x 5 x 2.5 in

FEATURES:
This pack stuffs into its side zippered pocket when not in use, and unfolds to a full 20 liter