Mens Womens Stainless Steel G-Lock Bail Clasp for Pendants Hypoallergenic Clasp for Pendants in High Polished Stainless Steel 19.37 Millimeters High X 8.92 Millimeters Wide or .76 Inches High by .35 Inches Wide Inside Dimensions are 16.43 Millimeters x 4.64 Millimeters Used to Connect Pendants to Chains Move Pendants Interchangeably and Allows to have two Pendants on the Chain