U.S. Bear Suit Top. An excellent government-issue layering piece to add to your winter wardrobe. 100% polyester fiber pile lining for superior warmth. Tops have reinforced shoulders and elbows for extra durability. Has two lined handwarmer pockets and two bellows chest pockets. Sized for a snug fit and a less bulky layering system. If used as an outer piece, order the next larger size.