QUICK DRYING MATERIAL:Mesh baseball cap is made of quick drying material,which is soft, lightweight and breathable.The unstructured elastic structure makes the hat softer and fits your head. Brings you a comfortable wearing experience in summer. ADJUSTMENT SIZE:Men's baseball caps has an adjustable elastic strap at the back, which is more durable and than traditional straps.One size can fit various sizes of heads with ease and ensure maximum comfort and a secure fit at all times. Polyester Hand Wash Only Fastening: Cap,Elastic,Elastic Strap,Straps Baseball Baseball Cap BREATHABLE DESIGN:The breathable mesh design facilitates ventilation,accelerates the flow of moisture and heat to keep your head dry all the time.Quick drying fabric and soft wicking sweatband provides added comfort. SUN PROTECTION:Women baseball caps with long brim can protect your face and eyes,keep your skin away from harmful sun rays.Unstructured design allow the hat easy to store, you can take it to everywhere. WIDESPREAD USE: Running hat has available in many different color.It is very suitable for daily activities and outdoor exercise, especially running, golf, gym, jogging ,playing baseball, cycling, fishing and so on. It is a multifunctional sports hat. Product Description Mesh Baseball Caps Bring a Comfortable and Health into Your Life. Advantage: Lightweight breathable mesh to added ventilation and quickly dry. Application: Outdoor activities, ideal for running, golf, gym, jogging ,playing baseball, cycling, fishing, etc. Hope you can enjoy the shopping experience. will always be with you and provide best service. Please refer to the measurement. Tiny