COS gray minimalist sleeveless midi dress, crafted from 100% merino wool that's boiled for warmth and longevity. It's cut in a classic shape with a plunging neckline and one pocket, looks as striking styled alone as layered over a T-shirt. Back length is 125 cm, size L, loose comfortable fit. Lightly worn, excellent condition. 
An item from the current collection, available on COS website for 145 CHF.