- Loose, flowy fit, masculine style- High inner waistband- Pleats below the waistband, wide-leg- Piped pockets at the back- WoolThis model contains recycled synthetic fibers.This 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.