Justinstones Natural Black Tourmaline Facet Nugget Loose Gemstone Beads Strand 16" Average Bead Diameter: Approx 10mm Average Bead length: 10mm to 15mm Quantity: approx 30 to 40pcs / strand depend on the length of bead Please note beads is unique, You will receive the similar item as shown, not exact ones in picture. Shipping is free when your order is over 35USD, order more , save more!