2g (6.5mm) Fossilized Mammoth Ivory Lucky CatThese measure about 2 3 8" tall and 1 7 16" wide. You must be 2g (6. 5mm) or larger to wear. These weigh approximately 20 grams each. The insertion gap is approximately 3mm This captivating material is 10,000 + years old and can have some slight cracking throughout which will not affect wearing. mm. We cannot sell or ship this material to residents of New York, Illinois, New Jersey, California, Nevada and Hawaii.