Alpinestars Tech Aero Backpack 61071810

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 Semi Auto Lock zippers on main compartment for secure opening and closing
Sternum map panel holder
Internal laptop sleeve fits most 15in. laptop computers
Internal organizer pockets
Internal sleeve for Bionic Back Protector application (back protector sold separately)
Built-in rain cover
Adjustable waist straps