Zilch Polo Neck Top in Black. A beautiful classic polo in just the right shape and the perfect amount of stretch. Will be your go to layering piece for the winter...so soft against the skin. ECO FRIENDLY: This polo is made from wood pulp from certified renewable wood sources using an eco-responsible production process by meeting high environmental standards. Lenzing(TM) Ecovero(TM) fibers tailor to a sustainable lifestyle, contributing to a cleaner environment.