This is authentic Hugo Boss Men's "Norwin4-J" Slim Fit Gray Sport Coat Blazer 

Model: 50404354 10215840 01 021

SKU: ST-WH-9378

SKU2: 08.26.60

Material: 60% Cotton 40% Polyester

Chest: 19.5"

Sleeves: 25"

Shoulders: 17.75"

Length: 27.75"