Alpha Industries Men's NASA MA-1 Bomber Flight Jacket 100% Nylon Imported Zipper closure Dry Clean Only NASA zip-front jacket featuring two chest patches to represent 100th Space Shuttle Mission American flag patch and zipper on left arm Side-entry hand pockets on front, two lower flap pockets Ribbed neck, wrists, and waistband Water and wind resistant. Comfort range from 25-40 F degrees