Fit Guide Adjustable cinch closure. One size fits most. Benefits Sun protective, stretch fabric block harmful UV rays and keeps you comfortable. Wrap around sun shade keeps the sun off your neck for long expeditions. Crushable EVA bill allows for easy packing. Button and loop closure for added sun protection. Reflective FLORENCE branding. Details 77% nylon / 23% spandex Hand wash. Hang dry. Imported. The Florence Airtex Shade 360 Hat is engineered for high output expeditions.