Quality Material:This unisex sun visor hat is made of 100% polyester. It is lightweight, adjustable, sweat-absorbing, and portable, able to maintain comfort when sweating in summer Adjustable Velcro: This visor has an adjustable velcro. No matter what you do, you can adjust the sun visor hats to a comfortable size.Adjustable back closure, is very suitable for most head shapes, and it meets all the requirements for comfort and funct Classic Design:The empty top design allows you to shade while avoiding the sultry top of the head; the brim is sturdy and bends without denting or losing it's shape that subtly block the sun and protect the face from UV rays Comfort: This visor is designed to provide quick drying during the summer. The built-in sweatband is made of quick-drying fabric, which can quickly absorb sweat, guide moisture to the outer layer to keep you cool and dry even during intense workouts or hot summer days Great for Summer:Used for casual daily wear or outdoor, suitable for the beach, camping, picnics, hiking, tour, fitness, golf, jogging, running, walking or other sports and activities