Maxpedition Sitka S-Type Gearslinger Backpack Overall size: 10.5"(L) x 7"(W) x 18"(H) Volume: 940 cu.in. / 15L Breathable padding for comfort One (1) 9"(L) x 17"(H) zippered compartment with internal loop field to accommodate 100oz/3L water reservoir or CCW Integral 3" ergonomic shoulder strap with 2" quick release buckle, 6 rows of PALS webbing, and metal snap clip