LIGHTWEIGHT AND BREATHABLE: Made of quality nylon which is quick dry ,lightweight, foldable and waterproof; breathable mesh sides for better air flow which makes your head staying cool on the hot days 360° PERFECT SUN PROTECTION: This sun hat combined with wide brim, face & neck flap (face flap are removable) Which can keep the sun off your head, face and neck. The hat is rated for 50+ UPF to protect against harmful UVA and UVB rays, offering complete UV protection for your face, ears, and neck. WATERPROOF&SWEAT-ABSORBENT:The stylish fishing hat is waterproof and breathable. What's more, it is also sweat absorbent for which there is a sweat band inside. Taking with our sun protection hat to do what you want, ignoring the harsh sun and the light rain. ONE SIZE FITS MOST – Casual style unisex sun hat, snug and cosy fit. Hat Circumference: 21 in - 24 in,Wide Brim: 3.9 in. Elastic buckle behind sun hat is for adjusting to fit most adult head sizes.and the adjustable chin strap keeps the hat securely on even in windy weather. PACKABLE AND VERSATILE – The safari hat is foldable and packs down to a small size to easily stow away in a bag, backpack, or luggage for travelling convenience. Simply unpack the hat and shape it back to its original form and it’s ready to be worn again.