Overall capacity: 20 litres. Durable padded top carry handle. Top organizer pocket with internal sleeves and access to the removable aluminium back support. Main compartment with oversized two-way YKK zipper, large internal hook-and-loop field for modular inserts, hydration compatible elasticated sleeve pocket, and large zippered mesh pocket Front beaver tail flap with quick release compression straps, outer and inner MOLLE loops, elastic sides and bottom drainage. Front zippered sunglass pocket. External dimensions: 18.5in x 12.2in x 5.9in (47x31x15cm) Weight: 1470g. Large hook-and-loop front field for patches or IDs. Side MOLLE panels for additional attachments. Hydration compatible side sleeve pockets with elasticated entrance and bottom drainage. Zippered bottom pocket with removable rain cover. Heavily padded back with airmesh and removable aluminium support. Concealable and adjustable quick release hip belt. European Patent No.004063428-0001. ACCESSORIES / EQUIPMENT shown in pictures is NOT INCLUDED