40% Cotton/ 60% Polyester Imported Snap closure Hand Wash Cold The mens button down shirts are snap closure. Mens long sleeve shirts casual regular fit. Please refer to Coevals Club size chart image carefully (Not the Amazon Size Chart). If you want loose shape please order bigger size. Traditional plaid shirt pattern. Color may be little different due to monitor. Hope you can understand.Lightweight, High Quality Fabric will keep you cool and comfortable. Perfect for summer. We listen to customer feedback and fine-tune every detail to ensure quality, fit, and comfort. If you have any problem, just contact me at the first time, and I will give you a satisfactory solution.