100% Polyester, Soft premium Polyester for added comfort. Double-needle stitched lay-flat collar, armholes and sleeves. Delivery Time: 10-14 Working Days; You Can Also Choose Expedited Delivery, Delivery Time Is 5-8 Working Days. Please refer to our size chart in the picture, not Amazon's size chart. Lightweight, roomy and highly breathable with moisture wicking fabric which helps to keep moisture away from your body.