Product Details: Material: Polyester Weight: 50g Head circumference: 54-62cm/21.2-24.4 Inches Arcweg,a brand dedicated to outdoor sports products.Bringing the best products to customers has always been the persistent goal of Arcweg. The winter thermal caps are selected from professional manufacturer that has good production techniques and fashionable designs.Each product's raw material procurement and production process are strictly quality control. 1.This unisex fleece ear warmer for men and women is soft, it is very suitable for autumn, winter or low temperature days. 2.Arcweg winter headband is also very fitting while keeping warm.It has a stretch, suitable for most people with different head circumference.It's comfortable to wear and won't bring a sense of urgency to the head. 3.Arcweg thermal ear muffs, suitable for different occasions, It can be usedas daily warm hat.Especially suitable for winter outdoor sports, such as running, cycling, fishing, mountaineering, hiking, camping, skating and so on.