Whale Tail NecklaceOur beautiful nautical style Whale Tail Necklace is hand crafted with prehistoric woolly mammoth ivory. Features 4mm beads and a 1. 25" whale tail. 16 choker length, 18" or 20" lengths *Please allow up to 1 week for 18" and 20" lengths to be custom made for you* Mammoth ivory is found in the cold northern region of Alaska, Canada, Russia, and Siberia, and may range in age from 10,000 to 200,000 years. Colors vary in neutral shades of cream, tan, and