The Rucksack's dimensions are 12 x 5 x 18 with a total carrying capacity of 28.6 liters. The main compartment comes in at 21.6 liters, the two side bags are at 2.3 each, the top bag fits 2.4 liters. 1000D Campdura body fabric and lined with 420D nylon. Nylon webbing is seatbelt webbing, super high tensile strength. Cyclops logo is now embossed on all snaps. All leather pull tabs also have Camp Vibes embossed branding. Internal padded laptop sleeve to keep your laptop safe. Allover camouflage pattern with two tone Poler patch sewn on back. Large main compartment with laptop sleeve. Snap down flap with zipper pocket on top. Detachable zip pockets on both sides. Detachable shoulder strap included.