Vest
I like how the groomsmen are coordinated with the same look, but wearing different colors Groom Groomsmen Mix and Match Suits Blue Bow Tie Vest Gray_Go Bespoke http://www.99wtf.net/trends/mens-urban-shoes-trends/
Source : http://www.99wtf.net/trends/jackets-urban-fashion-
Does this belong to you Or do you know who sells it ?