100% Cotton Size: 21-23.6 inches / 54-60cm (Adjustable),Individually adjustable with Hook-and-Loop – one size fits most. Fabric: Made of high quality cotton, Soft and comfortable. Suitable for men and women, design with handsome character letter leather buckle, both the front and reverse side can be worn. Cool stylish with visor less design. Make yourself Stylish. Be your Own. 100% Money Back Gurantee: Any distance can be return if there has any problem with the product. We are committed to 100% customer service and try our best to provide you best shopping experience here.