100% Cotton.MATERIAL: Made of cotton. Soft comfortable and breathable design, Anti-UV Function. The material is durable, can be used for years..SUN PROTECTION: Wide brim is the perfect length to blocks most rays and provides full coverage of neck & face. Protecting from the hot sunshine, keep cool forever! Strong Anti-UV function, perfect for any outdoor sports and activities..SUMMER HAT WITH WIND LANYARD: Adjustable chin strap cord holds hat in place, even on windy days, you can reshape your own style and the hat is stiff and sturdy enough to hold it shape..LIGHTWEIGHT & REVERSIBLE: with a portable and lightweight design, Practical double-sided, it fits comfortably both ways and flips easy. you can easily fold this top up, for packing easily. perfect for traveling, fishing, walking, going out, beach, holiday and other outdoor activities..WARM CUSTOMER SERVICE: 100% quality and customer satisfaction guarantee. TOTALLY RISK FREE. Buy with confidence now.