100% Acrylic 100% Thick Acrylic, Very soft and Warm. One size free suit for most ,best fit for head circumference:21.5"-23.0"(55-58.5cm) The long knit cuff beanie will keep your head and ears warm during outdoor activities including ice skating, snowboarding, skiing, hiking, and walking the dog. Unisex Style - Great for Both Men & Women. Paladoo High Quality Beanie - Our black mens beanie cap come with a lifetime warranty and a 100% money back guarantee. If you have any question please feel free to direct us. We will respond to you at the first time! Paladoo Beanie Hat Knit Ski Cap Fisherman Beanie for Men Women - BRMNGQM05