Special Features:

Uses a combination of soft armor and support frame technology to provide lower face protection from fragments, flying debris, bumpy vehicle rides; quickly attaches from the helmet side rails; mandible is flexible and is designed to fold in half to conveniently fit into a ruck sack

Properties:

A single length of strap with buckle or other hardware to provide for fastening and adjusting, or two straight lengths attached to slide keepers to permit one to travel along the other for the purpose of adjusting length, and having eyelets or hardware on either end for attaching to headgear.