Premier Mens Short Sleeve Pilot Plain Work Shirt Polyester, Cotton, Button closure Stiffened collar, epaulets on shoulders, two mitred pleated pockets with button fastened flaps, combined pen pocket on left breast pocket, easycare, soil resistant finish. Size collar 14 15 15 16 16 17 17 18 18 19. Fabric 65% Polyester, 35% Cotton, plain weave. Weight 105 gsm