Vermeil: 18k White Gold Base: .925 Sterling Silver Healing Gemstone: Rainbow Agate Bead Size: 6mm Cord: Clear Elastic ENERGY + BALANCE The Healing Gemstone bead bracelets are hand-crafted from 6mm gemstone beads and are hand-strung on a clear elastic cord. The Healing Gemstone bracelets are available in a wide range of brilliantly patterned natural gemstone beads and a .925 sterling silver centerpiece in 18k white or 18k yellow gold vermeil. Each bracelet includes a matching .925 sterling silver logo charm. With their stretchable clear elastic cord, the bracelets are one-size-fits-most.