KUNST Men's Premium Casual Slim Fit Solid Basic Dress Shirts Imported Shell: Cotton 65% Nylon 32% Span 3% / Comfortable Spandex Flexible Fabric (2lbs) 6ft 150lbs suitably slim fits 50 (US Small) Size Basic Slim Fit Casual Dress Shirts, Button-End closure Hand Wash Recommended, Do Not Bleach/Tumble Dry Designed and Produced by Professional Manufacturer