Description of Patagonia R1® Headband A stretchy, lightweight headband to protect ears, neck and forehead. It’s our ears that suffer when it comes to temperamental weather. This soft headband shelters exposed skin during blustery descents and keeps sweat out of your eyes on the climb uphill. It features stretchy R1 fabric made from a combination of 98% polyester (60% recycled) and 2% spandex for packable warmth, excellent moisture transfer and next-to-skin comfort. Low-grid insulation on the outside reduces bulk and speeds evaporation. Recyclable through the Common Threads Recycling Program. Features: Stretchy R1 Regulator® fabric (made from 100% recycled polyester) on the under-side with 2% spandex provides excellent warmth, moisture management and breathable comfort Fabric on the outside reduces bulk while still providing warmth Lightweight yarns wick moisture away from skin; outer, high-surface-area microfiber yarns speed evaporation Contoured profile increases coverage for ears and neck Skin-friendly design Super lightweight and compressible Outside: 5.3-oz 98% polyester (50% recycled), 2% spandex. Inside: 6.5-oz 98% Polartec® Power Dry® polyester (60% recycled), 2% spandex treated with a moisture-wicking finish. Recyclable through the Common Threads Recycling Program 28 g (1 oz) Made in USA