Tourmaline Bracelet 15 - Black Stretch 9-10mm Round Natural Stone Measures: approx 9-10mm beads Find your Size: Use a measuring tape around your wrist for your bracelet length. If unsure, contact me and I will help you! Choose your Size: small: 5-6 inches, medium: 6-7 inches, large: 7-8 inches Handmade in California: Natural Black Tourmaline is strung on your new crystal healing stretch bracelet. The Tourmaline is a black stone, polished into 9mm to 10mm round beads. Although it is polished, natural Black Tourmaline will retain its dips, craters and crackly surface veins. The round healing beads are strung on sturdy bracelet stretch cord. Includes: 1 Tourmaline Bracelet, Gift box, and Free Restringing, ONLY when purchased from I Dig Crystals.