This is a part of the USGI ECWCS Gen III System. This particular one differs from normal ECWCS Level 5 in that this is Flame Resistant.
The Level 5 Trousers are meant for protection against wind and light rain. We also have the matching Jacket for sale.
Trousers are in OEF-CP, aka Crye Precisions Multicam. This is not OCP Scorpion.
Trousers are brand new in the plastic, and still unworn.
NSN: 8415-01-598-9333.
Manufactured by Propper International Inc.