Because of Alice Boxy Waistcoat

Size M, true to size and can be adjusted. Relaxed fit single breasted waistcoat cut in a boxy, masculine style in a lightweight traditional suiting fabric. Features tortoise shell buttons, closed pockets, and adjustable strap in the back. A versatile piece that can be dressed up or down and for everyday wear. Measurements taken flat: Bust 18" Waist 16.5" Shoulder 12" Length 22.5"