Product information: Fabric name: Polyester Sleeve type: regular sleeve Main fabric composition: Polyester (polyester fiber) Version: Regular Sleeve length: long sleeve Style: pullover Size: Note:1. Asian sizes are 1 to 2 sizes smaller than European and American people. Choose the larger size if your size between two sizes. Please allow 2-3cm differences due to manual measurement.2. Please check the size chart carefully before you buy the item, if you dont know how to choose size, please contact our customer service. 3.As you know, the differ