Tilley's broadest brim shape now comes in a lighterweight AIRFLO® mesh material made from high-tech Supplex Nylon® for comfortable, breathable usage in the heat of the summer. Whether at the beach or camping in the woods, the Tilley Lightweight Vented Wide Brim Sun Hat springs to the occasion with an outdoor couture. For peace of mind, all Tilley hats are guaranteed for life not to wear out and are insured against loss. These practical and durable selections float, tie on in the wind, and repel moisture. These hats also have a crushable and packable construction, a secret pocket in the crown, and are machine washable with no shrinkage. They also come with a nifty and informative 4-page owners manual that should provide you with everything you need to know about this quality product. Best of all, they are all certified as an excellent form of UV protection, with the highest possible rating of UPF 50+! With so many features and applications, it's easy to understand that a Tilley is not just a fashionable hat, it's an investment in good health, good fun, and good value!