NcStar 3 Day Backpack Features: - The main compartment is 20" H x 12" W X 7 1/2" D, with 3 internal mesh pockets. The largest mesh pocket measures 12" H x 12" W, the other two zippered mesh pockets are 10" H x 12" W and 9" H x 12" W. With lockable metal zippers - The top front zippered compartment 13" H x 11 1/2" W x 3" D with several internal pockets to organize your gear. With lockable metal zippers - The top outside vertically zippered expandable pocket measures 12 1/2" H x 11 1/2" W with six rows of MOLLE webbing and loop fastener patch area for name tape or patch - The bottom front zippered compartment 12" W x 5 1/2" H x 2 3/4" with several mesh pockets. Compartment has two rows of MOLLE webbing - Side zippered pockets 9" H x 5" W x 2" D on each side of the backpack with MOLLE webbing - 4 each side compression straps with quick connect buckles - Adjustable padded shoulder straps and a sternum strap with quick connect buckles - Thickly padded back side has a large zippered compartment 19" H x 12" W with hang tabs for a hydration bladder and drink tube pass throughs - A padded waist strap (removable) with two zippered pockets 6" W x 4 1/4" H. Waist strap adjustable out to 57" L - Two side and one top mounted heavy duty carry handle straps. 5 metal grommets for drain holes on the bottom of the compartments and pockets Specifications: - Dimensions: 20" H x 12" W x 10 1/2" D - Weight: 59 oz - Color: Black