TPR detailing
Expands from 16-liter to approximately 26-liter storage capacity
Water-resistant fleece-lined audio pocket with headphone exit port
Hidden helmet carrier
Heavy-duty reinforced construction
YKK® auto-locking zippers on main compartment for secure opening and closing
Internal laptop sleeve fits most 15" laptop computers
Internal organizer pockets
Internal sleeve for Bionic Back Protector application (back protector sold separately)
Built-in rain cover
Adjustable waist straps