BLACKHAWK! Men's Its HPFU Pants V2 cotton 70% cotton / 30% nylon ripstop; Multi Cam pattern: 50% nylon / 50% cotton ripstop. Lining: Polyester Tricot Mesh. Includes I.T.S. (Integrated Tourniquet System) with two tourniquets built into upper legs (one per leg) Features integrated knee pad pockets (pads sold separately), cinch straps on back of knees can be used to stabilize slip-in pads, and externally mounted guide loops stabilize BLACKHAWK! Machine wash cold 30C, permanent press, or hand wash using mild detergent without optical brighteners. Do not: wring, twist, use chlorine bleach, starch, fabric softener or commercially hot press. Indonesia