30% Merino Wool, 70% Acrylic Imported 3M Thinsulate Insulation: Different from the most beanies, our high quality winter beanies with 3M lining, keep you warm all day in cold weather Foldable Design: Our Merino wool beanies with broad brim, cover your ears totally. Suitable for outdoor activities, offer you a warm and comfortable feeling One Size Fits All: Cuffed beanies length 10 inches, width 10inches, thickness 2 inches. The knit beanie has good extensibility and elasticity, can be adjusted for mens or womens head Classic Style: It's a perfect winter hat for casual, indoors and outdoors activities, like work, school, skater, snowboard, running, skating, biking, snowshoeing, skiing, hiking, camping Premium Beanies: It's ideal beanie cap for Birthday, Anniversary, Valentine's Day, Thanksgiving, Christmas, New Year