This blazer by ASOS has been constructed in a wool blend. It comes in a slim fit. The details include: notch lapels with throat tab, three button opening, three front flap pockets, side vents to the reverse and elbow patches. This blazer by ASOS has been styled with a denim shirt. ABOUT ME Body Fabric: 63% Polyester, 28% Wool, 9% Other Body Lining: 66% Polyester, 34% Cotton Sleeve Lining: 100% Polyester.