100% Polyester Zipper closure 100% Polyester Mesh Fabric, Machine Washable. The fabric wicks moisture away from skin, quickly dry and is soft to the touch. Excellent breathability and ventilation. Lightweight, soft and comfortable. Top quality zipper. 3 pockets at the back, you can put wallet，water，cellphone ect，provide an ample storage options for the wearer. This moisture wicking athletic shirts are great for all sports, training, gym exercises, running, football, baseball, soccer, lacrosse, golf, cycling, fishing or outdoor activities and as your casual wear. SIZE TIPS: Please check size chart in our picture (Try reference with weight/height).If you have doubt for size, please send message to us. (Email: email@example.com) There are many kind of cycling clothes in our Amazon store, please focus on our brand CATENA in search bar, where will show all.