Multi-function collar stays size:2.0" 2.5",2. ... 0 mm Plating:gold,silver,black, engraving logo Specifications: Multi-function collar stayssize:2.0" 2.5",2.75",3.0 ... or logo for our jewelry items, please provide us with your logo in JPG or PDF File, and if ... our customer, we cherish each cooperation opportunity with you ,also pay highest attention to your design and copyright! Multi-function collar stays