stopper clasp ,Silver plated, It's used for DIY charm necklace , charm bracelet ,earring etc. item no: DPA-1021material:925 sterling silver, nickel free.high quality, OEM & ODM are acceptable.any style and length we can do as your request.MOQ:100PCS Our stock size: 17cm-23cm ,43cm(17 inch),47cm,48cm(19 inch),53cm(21 inch), etc.Safety:Eco-friendly, health to body