Paladinsport Men's Full Zipper Short Sleeve Bike Clothing And Shorts Set Black 100% Polyester Imported Full zipper and Useful 3 rear-pockets Italian imported ink printing Long-Lasting and harmless Anatomic design fully stretch component for greater comfort Quick-absorption, Fast-drying, Comfortable and Breathable meterials Asian size may be 1-2 size smaller than US size . Please view the Size Chart Image before ordering . Paladin Cycling Jersey is a tight design, recommend one size larger than nomal to buy . If you have a big waist or muscular body, please choose 2 sizes larger.