This is two use staineless steel drop in drink holder,the top diameter is 89MM,the inner small  diamerter is 68MM,the total height is 6CM,the top part jumboo drink holder height is  4CM,the bottom smaller height is 2CM .it is the same diamerter as jumboo cup holder and small cup holder,it is avaliable any jumboo hole of the table and also the small hole of the table.