Shaka Active Long Sleeve T-Shirt delivers workwear comfort with premium construction. Made from 6.0 oz, densely knit fabric in 18 Singles / 195-205 GSM weight, this classic-fit tee features soft-spun cotton for all-day wear. Most colors are 100% USA cotton; Charcoal Grey and Safety Green blend 50% USA cotton with 50% polyester for durability. Reinforced neck ribbing and a tear-away label complete the professional finish. Superior quality at a value price.