This is authentic Hugo Boss Men's "Ardis-J" Black Two Button Sport Coat Blazer 

Model: 50389184 10188491 01 001

SKU: ST-WH-7825

SKU2: 06.26.60

Material: 65% Viscose 30% Polyamide 5% Spandex

Chest: 19.5"

Sleeves: 24.75"

Shoulders: 17"

Length: 27.5"