The Tilley Endurables LTM8 Nylantium Sun Protection Hat with Mesh- for those looking for a lightweight breathable broad brimmed hat, the LTM8 is perfection. Made with a unique 3D Nylantium fabric, this hat is strong and protects from the sun with a UPF 50+ rating while remaining only 4 ounces. The hat is water repellent and machine washable, guaranteed by Tilley never to shrink. It features a mesh ventilating crown and a 3 1/2" front/back 2 1/2" side nylon brim. Excellent for any activity from sailing to gardening where shade and cool airflow are needed the most.