HW 900 denier polyester - p.p. Webbing. MOLLE compatible. Heavy duty zippers. Polyurethane coated lining and pockets for water repellency. One large main compartment with zippered pouch and mesh pocket. Three additional pockets and storage compartments. Adjustable padded shoulder straps. Padded back w/breathable mesh backing. Top carry handle. Great for school, camping, hunting, back packing, etc. GI Government Issued style. Coyote brown medium transport pack. Approximate Dimensions: 17" X 8.25" X 4.25". Medium tactical transport pack.