- Nylon - FlexVent™ suspension system - Injection molded shoulder straps - Breathable lumbar panel - Padded mesh back panel equipped with spine channel - PE layer for the back - Removable straps - Compartment with water bottle pocket and 15'' laptop compartment - Front storage pocket - Two external mesh water bottle pockets - External compression system with elastic cords and clips - Removable chest strap - Side straps - External compression system - Loop for bike lights - Removable waist belt - Compartment with internal organizer - Top handle - Embroidered logo on front - Approved by the American Chiropractic Association TECHNICAL SPECIFICATIONS: - Average weight 1166 g - Capacity 29 liters - Dimensions 48.3 cm x 34.3 cm x 19 cm - Laptop pocket 34.2 cm x 26.6 cm Colour: black