Unisex Outdoor Sun Bucket Boonie hat With Durable Mesh Lining and Hidden Stowable Neck Flap - 50 UPF-UV Sun Protection 100% RipStop Nylon | Quick-Dry Material | 50 UPF-UV Sun protection Double Drawstring closure Easily Accessible Neck Guard Flap Hidden under the brim of the hat - stows away to hidden compartment when not in use Two adjustable Drawstrings, One located by the head portion, One by the chin, for a tailor made fit, especially on Windy days Lightweight Nylon, with mesh vents on the sides and a hidden zipper located on the top of the Bucket to allow for even more scalp breathability Moisture wicking strip located on the interior catches and absorbs excess perspiration Unisex | One Size Fits Most | Foldable for easy convenient storage