This sustainable t-shirt blends breathable cotton with Seawool polyester, which is made from recycled plastic bottles and oyster shell powder. This shirt also has spandex for stretch plus moisture-wicking, sun protection, and odor control technologies. So, if you want comfort, performance, and sustainability in one t-shirt, this is it! Models shown are 6'0" to 6'2" tall, wearing size M/32x32.