The Chelonia 150(TM) beanie is designed to hug your head in warmth and softness. Comprised of our soft and warm water-resistant, midweight fleece, this beanie holds on to just enough heat without making you sweat through outdoor activities. Designed to fit comfortably under hats and helmets, this UPF 50+ Sun Protective fabric also stands up to light wind and spray without weighing you down (and keeps ears toasty, too!) Fabric Type: Single-layer crown, double-layer ears, Chelonia 150(TM) Fleece Fabric Content: 100% Recycled Polyester Fit Type: Regular Weight: 1.2 oz Dimensions: 10.5" (W) x 8" (L)