THIS TUXEDO JACKET FROM SAKS FIFTH AVENUE IS AUTHENTIC, AWESOMELY STYLISH, UNIQUELY VERSATILE AND WELL MADE. BUYING THIS PIECE WOULD BE A SUPERB INVESTMENT AND A STAPLE IN YOUR WARDROBE. IT IS COMPOSED OF WOOL. A TONAL DIAMOND PRINT DEFINES THIS REFINED DINNER JACKET. HERE ARE SOME MEASUREMENTS: SLEEVES:25.5 INCHES, SHOULDER:19.5 INCHES, SHOULDER TO HEM: 29.5 INCHES AND THE ARMPIT TO ARMPIT:(SEE PHOTO). KEEP IN MIND THAT I AM NOT A PROFESSIONAL TAILOR AND THE MEASUREMENTS ARE APPROXIMATE. THANKS.