Allegra K Men Long Sleeve Notched Lapel Single Breasted Split Back Casual Blazer 90% Cotton, 10% Polyester International Size: M; US Size: M(US 38) 90% Cotton, 10% Polyester Long Sleeve, Notched Lapel, Single Breasted, Chest Pocket Decor, Front Flap Pockets Fully Lined, Split Back, Button Decor Cuffs, Slim Fit, Blazer