ARSUXEO Cycling Short Sleeves Casual Jersey SS511 Asian size about one size small than us size,details please check size chart or contact us Made of 100% polyester, High quality Moisture Wicking Fabric with good function for keeping drying and cooling,allowing for a comfortable ride Three big pocket for storage when cycling,you can put wallet water cellphone ect. Longer back hem with for extra coverage ,Very light & thin to reduce weight-bearing Italy originated ink sublimation printing technology used, bright color and never fad.