A lightweight, low-profile jersey-knit liner beanie that can be worn alone or under a helmet or hat for added warmth. Made with Responsible Wool Standard (RWS) wool certified by Control Union (TE-00052557). We blend the RWS wool with 35% recycled polyester for versatility and performance. The purchase of RWS-certified products demonstrates demand for better animal welfare practices and responsible land management in the wool supply chain. Made in a Fair Trade Certified™ factory. The Overlook Merino Wool Liner Beanie is fully backed by our Ironclad Guarantee and you can find it on Patagonia.com. | Patagonia Overlook Merino Wool Liner Beanie in Black - Winter Beanies - Recycled Polyester/Nylon