Maxpedition Vulture-II Backpack Approx. 15"(L) x 9.5"(W) x 20"(H) Main compartment: 14"(L) x 7"(W) x 19.5"(H) Volume: 2100 cu.in / 34L 2" adjustable padded, breathable backpack straps with 12 rows of PALS webbing and 2 D-Rings 13"(L) x 18.5"(H) zippered hydration compartment accommodates up to 100oz/3L hydration reservoir with bi-directional tube port (not included), with 2x 2" x 7" loop fields for CCW or other accessories