Baiyu 360 Degrees Fishing Hat Legionnaires Camouflage Cap Anti-UV Waterproof Windproof Fisherman Headwear Breathable Face Neck Protection Mask Folding Topee with Sun Shield 3 Colors Optional Material: high quality polyester, 360 degree design protection, sunscreen, UV damage, anti-mosquito. Windproof / UV protection / Quick-drying / rain-proof cover; UPF 50+. With good quality breathable windproof veil,make you breath confortably and to protect you from blowing sand. Adjustable cap, Free size can be adjusted according to different head circumference size. Ideal for camping, boating, fishing, hiking, gardening,Cycling and other outdoor activies.