The BlackHawk Ultra Light 3 Day Assault Pack has a 2,000 cubic inch capacity. This pack has easy access to the main compartment with front pocket and map pocket. There is S.T.R.I.K.E. webbing over the entire pack as well as 4 exterior compression straps. This pack has padded shoulder straps with D-rings and a padded removable waist belt. The compartments secure with YKK zipper and slider with silent pulls. This pack is BlackHawk Hydration reservoir system compatible. There is hook-&-loop fastener on the front of the pack for identification patch attachments.