Beware, there are Chinese copies of these on the market now that are not anywhere near the same quality. These are the real military issue, 100% made in the USA Polartec fleece jackets.
Ask anyone who has ever been issued one- these Polartec jackets are one of the greatest items that the US military has ever issued for cold weather use. They are 100% Polyester, heavy duty Polartec 300 fabric that is rugged, hard wearing and warm. These can be worn as an outer garment or as a liner to a wind/waterproof outer layer like a Gore-Tex jacket
Upper body(shoulders/chest/back) & elbow patches made from windproof material, high collar with double fleece on neck/chest.
Full front zipper(two way) with cord.
Armpit zippers for ventilation when active.
2 front slash zipper pockets and 2 inside mesh pockets.
Drawstring waistband and velcro sleeve adjustments.
These are used, military issue jackets, inspected to ensure no rips, holes or broken zippers.