TierraCast® antiqued silver plated magnet clasp with Opulence design. These rounded magnetic clasps feature a slim profile, and are ideal for necklaces with a front pendant or dangle, and they quickly snap closed (yet are easy to open with a twist-tug). This clasp is nice for for rosary designs, and Y necklaces. Use with sturdy jump rings, or cording up to 1.5mm. TierraCast Safety Compliance Info.