Pishon Men's Button Down Shirts Summer Casual Button Up Cotton Checkered Shirts 100%Cotton Imported Button closure Casual shirts, Button down closure, Short sleeves, Classic plaid pattern, Curve hem, Regular fit Short-sleeve dress shirts feature plaid pattern and shirttail hem, lightweight cotton/thick and brushed cotton(e.g. Black is lightweight cotton while Black1 is thick and brushed cotton, et cetera). Best for casual wear or work wear The size you order is US size. Please ignore the size on tag which is for Asian. Machine wash cold