This set contains 8 Marble Calcite dice with blue numbers with the following shapes:

1 x 4-sided die
1 x 6-sided die
1 x 8-sided die
1 x 10-sided die
1 x tens 10-sided die
1 x 12-sided die
1 x 20-sided die
1 x Commemmorative 16mm d6 w/pips and Lab Dice Logo

These dice come in a test tube packaging with Lid

Calcite is a trademark of Chessex.