Metal: Alchemia Lead Free, Nickel Free, Hypoallergenic Baked lacquer finish to protect metal from turning or tarnishing Due to the one-of-a-kind nature of the teeth, the color and shape pattern may vary slightly from the image shown. Bull or Mako Shark Teeth Size: Approx. 16mm x 18mm. Bracelet Adjustable From: 7" - 8.25" Handcrafted and artisan made All pieces are stamped or hallmarked for authenticity Casual day and evening wear Metaphysical Properties: Promotes strong bone growth