Indochino Tailored 2-Button Single Breasted Double Vent Flap Pockets Jacket - Fabric - 100% Wool. Lightweight Wool - Size - 46r - Total Extra Fabric To Lengthening Sleeves If Necessary- Approximately: 1" - Please See Measurements On The Pictures Because Item Does Not Indicate Size On It, Make Sure All Measurements Work For You Before Completing Your Order. According To Size Gide To My Opinion Size Is 40r. Please Do Not Just Rely On My Size Opinion, Compare The Measurements With Some Of Your Own Tailored Single Breasted Sport Coat For Semi-formal Occasions, Single Button Long Sleeve Business Casual Suit, Business Blazer With Button Closure And Flat Front, Blue Notch Lapel Blazer In Suiting Fabric, Blue Single-breasted Business Suits, Blue Notch Lapel Blazer, Blue Notch Lapel Professional Blazer, Blue Single Button Professional Suit, Professional Blue Notch Lapel Blazer