100% polyesterImportedHand wash only【Quick-Drying & Breathable Material】Women's baseball cap is made of high-quality polyester, skin-friendly, soft, quick-drying. It dries quickly even if the cap is wet from sweat or rain. Perfect for all seasons. Keep the sun out of your eyes and face!【M-XL Fits Most】This baseball cap is available in two sizes M, XL, which fit different head sizes. The head circumference for M is approximately 22.05 \"-23.23 \", XL approximately 23.23 \"-24.41 \". A brim of 3.15 inches and a cap height of 5.12 inches. The baseball cap is lightweight and breathable, which is an essential choice for outdoor hiking and running. It won't feel heavy!【Unique Design】Inner sweatband can effectively remove sweat from eyes and face, unique mesh structure allows moisture and heat to easily escape from these trucker caps, keeping you cool. Lightweight cap with ponytail will not take up too much space, and you can take the baseball cap with you wherever you want!【Sun Protection】This women's ponytail baseball cap provides you with excellent sun protection, whether you are participating in outdoor activities or working outdoors, the cap's wide brim can better protect your head and face from the sun. You will like it!【A Great Gift】Classic summer cap suitable for outdoor occasions, it is the perfect companion for gardening, walking, golf, cycling, tennis, running, volleyball, boating, beach, travel and so on. Also a great gift for your family, friends or loved ones. They will be very happy to receive such a stylish, durable and breathable mesh running cap!