100% cotton Biological or in-conversion. Unisex crew neck T-shirt with short sleeves. The collar is finished with double ribbing and reinforced stitching, while the inner tape provides added strength. Made from soft, eco-friendly fabric that has undergone an enzymatic treatment for a smooth and pleasant feel. Tubular construction with no side seams. Tear-off label on the back of the neck, perfect for customization. Composition Heather gray: 90% unconverted organic cotton, 10% viscose.