Source Tactical Patrol 3-Liter Hydration System / 35-Liter Cargo Pack, Black Military quality pack with overall cargo capacity of 35 liters (2135 cubic inches); 3-liter WLPS hydration reservoir (100 ounces) Removable ergonomic waist belt for improved load distribution; padded shoulder straps Main cargo compartment and two large front pockets, plus MOLLE loop attachments, external pouch, and compression straps Non-bite Storm push-pull valve for straw-like drinking; angled design for less tubing Drinking tube with Cool Weave cover blocks UV light and insulates; compatible with QMT accessories