The Kombat Spec-Ops Pack  has a large 45 litre capacity and is light weight.  The Military Style Pack has 3 zipped compartments, front middle and main.
The main compartment has an hydration system pocket with a concealed hole at the top for feeder.
 
This bag as Molle front and side is compatible with the Kombat Modular System
 
The Spec-Ops bag is great for cadets and has  multiple compression straps and a  quick-release belt strap
 
Made from 600D Tac-Poly and a great size at  54 x 33 x 25cm
 
This is a great all round bag, ideal for cadets, military shooting scenarios, field sports and camping.