ALPHA M65 ALS LINERThe ALS (Alpha Liner System) liner is a polyester liner made of rip stop nylon, developed by Alpha Industries for the M 65 jacket. As with the special military liners, the ALS liner is designed to be warm and can be buttoned into the M 65 field jacket. In contrast to the special military liners, the ALS liner was equipped with pockets and can also be worn as a separate jacket. The ALS liners are recognized by many international military organizations