- Long sleeves- Fine 14-gauge knit- Twisted jersey stitch and pointelle stitch- Slim-fit cut- WoolThis model contains LENZING™ ECOVERO™ viscose, a fiber made from wood pulp from sustainably managed forests. LENZING™ and ECOVERO™ are trademarks of Lenzing AG.The wool in this model comes from a certified supply chain that ensures animal welfare and sustainable pasture management.