10% Mongolian Cashmere 90% Merino Wool ? All-Natural Odor-Control Blend Warm and Breathable ? 2-Ply Yarn of Highest Quality ? Sublime Softness and Durability Delicate Ribbing Details ? One Size Fits All ? Basic of Winter Wardrobe ? Pull-On closure Best Anti-Pilling Performance – 2-Ply yarn of Long Staple Finest Cashmere and Finest Merino Wool – Unique Knitting techniques with Adjusted Tension Masterfully crafted using only the finest Merino wool and Mongolian cashmere, this cold season hat will ensure the utmost protection even on the coldest winter day. Extremely lightweight and comfortable, all-natural breathable material that will keep the sweat and odor away. This plain knit slightly slouchy beanie hat gifts the warmest embrace for the cold season. Gently hand wash in cold water. Reshape and dry flat. Do not twist or wring. Do not tumble dry. Do not bleach.