4.8 oz., 100% ring spun USA cotton, 30 singles; Preshrunk, soft-washed, garment-dyed fabric; Made with sustainably and fairly grown USA cotton and sewn with USA cotton thread ; Shoulder-to-shoulder taping; Double-needle stitched sleeves and bottom hem; 1" ribbed collar with double-needle topstitched neckline and armholes; Comfort Colors uses 50% less water than traditional pigment dye processes on pigment dye and color blast garments; Comfort Colors?, through Gildan?s Community Investment Program, supports education, the environment, humanitarian aid and active living in the communities we do business in