elastic Closurethe Fishing Hats Sun Cap Upf 50+ Sun Protection To Keep Delicate Skin On The Neck Ears And Face Safe From Harmful Rays,the Whole Surrounded By A Large Shawl , Free Removal, Sunscreen And Breathable.detachable And Adjustable:flap, Mask Are Removable, The Sun Hat And String Are Adjustable To Fit Your Head And Make You Comfortable.mesh,absorb Sweat, Breathable, Uv Resistance.dark Cap Eyebrow, Absorb Strongly Scatter Light, Eye Protection ,the Back Of The Hat For The Elastic Fast Buckle, Windproof Design With Adjustable Chin Strap Ensures The Hat Stays Put Even In Windy Conditions .moisture Wicking; Speeds Up Evaporation Of Water And Sweat, Keeping You Cool And Dry.the Sun Cap Is Portable To Fit In Small Bags Or Purses, Can Easily Be Folded Into Itself And Packs Well .a Must-have Summer Sun Hat For All Your Outdoor Activities Like Fishing, Hiking, Beach, Camping, Cycling, Photographing, Hunting, Farming, Working, Traveling And Sightseeing.