100% brand new. Material: Polyester Product performance: The fabric is soft, comfortable and breathable, the brim is strong and textured, simple but not deformable, sunshade and sandproof, durable, good heat resistance, the top of the hat is reinforced, the inside of the front of the hat is lined with sponge composite layer, comfortable and stylish to wear, the back of the hat uses encrypted PC network, has good breathable function, natural comfort and breathable, light and dry, the back can be adjusted double-breasted design, Free to adjust the size of the cap, suitable for many people to wear, practical, suitable for spring, summer and autumn, not stuffy, light and easy to change and easy to carry, fashion cap type, lasting profile Applicable scenarios: Daily,outdoor,sports,outdoor activities,travel,etc Applicable audience: Unisex Washing Instructions: It is recommended to wash it by hand and wash it less. It is not recommended to press or machine wash it Special note: Due to different measurement methods, this size data with an error within 1-2cm is a normal phenomenon Color:Black ",