Part of Individual Hydation System, military issue. 

2x grades available, please read below:

Grade A - like new. These appear unissued (no names or markings) but may have some minor signs of use

Grade B - used. These are in excellent condition, hardly used. However they have name markings, or have some signs of use

All backpacks are complete with bladder, bite valve and bite valve cover. They have adjustable straps and a carry handle. 

We have lots of these in stock, please see our other items.