Men's KAMgear Polartec Wind Pro Crescent Vest 100% Polyester Polartec Wind Pro is densely knit to provide the best balance of wind resistance and breathability A durable water repellant finish DWR adds additional water resistance to the dense knit High collar with chin guard and waist draw cord help keep the warmth in and the cold out Longer back for comfort and warmth helps to minimize and protect against unwanted exposure when sitting and bending over Deep double layered pockets are warmer, softer on the hands and wrists and more durable making zippers all but unnecessary