Ivory represents luck and strength in a stone. Made from a natural shell, each necklace can have variations.  - Waterproof - Wear it in the sea, pool or in the shower- Heat and sweat resistant - Wear it during workout- No discolouring or tarnishing- Hypoallergenic (No green skin)   - Lifetime warranty- Designed in Copenhagen  Size: One size. 50cm + 2cm adjustable - (Fits more than 95% of our customers. Most prefer this size)