●Made In Italy Material:Ofiunys necklace pendant clasp made of pure 925 sterling silver (1OO% guaranteed). ●Size:4.2x11mm (with 3.0mm/0.12in opened loop),Can wear the maximum 3.2mm thick necklace,It is the perfect size! ●Package Includes: You will get 5pcs bails for pendants.It is convenient for you to DIY unique pendant jewelry. ●Suitable for Most Necklaces: The loop of jewelry bails are wide enough to slide through strings, cords, or chains to be a pendant. ●Wide Application: These sterling silver clasps are great for DIY your special & unique jewelry, widely used in attach pendants to DIY different styles of necklaces or bracelets.