Dual purpose design??Disconnecting the zipper is Visor cap</br>Foldable??portable</br>Comfortable to wear</br>SUN protection??Anti UV</br>Suitable to wear in Spring??Summer and Autumn</br></br>Product Description</br></br><b>Feature:</b> <br>Material:100% Polyester <br>Size: about 4.53 inches(brim) <br>Depth: 4.72 inches <br>Diameter: adjustable??20.87 inches(min) <br><br> <b>Package:</b> <br>1x hat <br><br> <b>Note:</b> <br>As the volume is a bit bigger?? the hat may have creases in packaging or in transit?? which is normal. Ironing will make it recovered.</br><br/>http://www.amazon.com/gp/product/B01EYBX9BW