By Wah Maker, USA. This dressy vest has two front watch pockets, fancy buttons, the lapels are notched and the vest is fully lined. The measurement of the length of the back middle seam from the neck to the bottom of the vest is Small= 21" long, Medium = 21 1/2" long, Large = 22" long, Extra Large = 22 1/2" long, 2 Extra Large = 23" long.