http://www.ebay.com/itm/271563636887
This vintage style fair isle pullover sweater vest was made by Ralph Lauren as part of their Polo line. It is made of a camel hair, wool and lambswool blend.
Chest (pit to pit, unstretched): 21″ (doubled = 42″)
Chest (pit to pit, stretched): 27″ (doubled = 54″)
Length: 24-1/2″