Detachable Shield - when you take shield off the brim velcro, you get a fashionable wide brim travel sun hat, great versatile.
Cleaning Friendly Shield - the TPU material shield is easy to clean with any detergent, meanwhile reuseable and durable.
Size Adjustable:Medium best fits for 56-58CM 22"-22.8", It adjusts via inner drawstring sweatband
SPF 50+ : the wide brim blocks most sun UV rays and provides excellent shade protect for face and neck.
Foldable&Crushable & Packable - you can fold or roll-up it and tuck in away in suitcase, great for cruise, outdoor trip, beach vacation and the like. Also it can regain its shape easily, but sometimes you might need steam/ironing machine to reshape it, you can find the instruction from the product images.