Spiritual Rudraksha Seed & Matte Black Onyx Stone Bracelet by The Artsy Nomad; Adjustable Size Genuine Matte-finished Black Onyx Stone Beads & Rudraksha (Bodhi seed) Lead-free, Nickel Free; skin-friendly. OK to get wet. Adjustable Style fits wrists 6.76 - 8 inches Semi precious gemstone have natural God-given energy. Onyx is thought to assist its wearer with staying grounded and focused; a strengthening stone that may assist the wearer with confidence and determination. Arrives in a gift box