Features 1. Head circumference adjustment buckle design, rope buckle design, can adjust the size of the head circumference of the hat at will, suitable for the size of the adult's head, not only for women, but also for men. 2. [Anti-ultraviolet rays] Ultraviolet rays protection can protect eyes, hair and skin. This is a popular item that has good air permeability and is indispensable for sun protection and UV protection. Suitable for all seasons. 3. [Lightweight and breathable] The double-sided vent design can dry quickly. The top of this cap is made of ventilated nylon mesh. The internal sweat-absorbent belt can absorb excess sweat, which can better heat dissipation and air circulation. 4. [Lightweight] It is not deformable, foldable, compact, and easy to carry. This hat is practical, beautiful and versatile, suitable for any road trip, travel or weekend vacation. 5. [Multi-purposes] It can be used for various outdoor activities, not only for running, but also for jogging, marathon, golf, baseball, walking, fishing, mountaineering, hiking, hiking, sports, cycling, garden work and outdoor work. Specifications: Material:Nylon Size:35x 35 x 9cm Color:Light Gray, Dark Gray, Dark Blue, Black,Light Army Green, Army Green, Dark Khaki, Khaki Quantity: 1 Pc Package Included: 1x Outdoor Hat