This 15 Piece Kit Includes Sterling Silver & Gold Filled Medium Pendant Snap Bails 8mm x 2.5mm 10 Sterling Silver Chain Connector Snap Bails This is a new set of 10 sterling silver medium chain connector snap bails These are used to attach pendants to necklaces or bracelets Each is stamped .925 which is the European equivalent to sterling silver Each measures approximately 8 x 2.5 mm (5/16" x 1/16") 5 New 14k Gold Filled Pendant Snap Bails This is a new set of 5 14 karat gold filled pendant snap bails These are used to attach pendants to necklaces or bracelets Jewelry that is gold filled has gold content equal to 1/20th or more of the total weight of the metal in the piece Each measures approximately 8 x 2.5 mm (5/16" x 1/8")