The cover is made of nylon fiber. It is equipped both, with suspenders which allow to wear it on the back and also webbing which meets the MOLLE systems” PALS sBLACKdard. There is the MOLLE system”s PALS webbing , both, on the front and rear part of the cover. It allows the mount of additional equipment. The cover holds a hydration insert that has got the volume of 2 liters. The set also includes a mouth piece with a tube which is covered with a protective fabric.