Vintage WWF Stone Cold Steve Austin 3:16 Leather Vest by WWF Attitude 2000. Size Large, Color: Black Leather. The third button is missing the back button piece (see photo) but can be replaced with a standard button back.

Vest Measurements(inches): 

23 3/8"  Armpit to armpit

13 1/8"  V-neck to Bottom

24 1/2"  Top to bottom