For use in tabletop RPG games (such as Dungeons & Dragons).
 
This set contains 7 Opaque Blue Green dice with black numbers with the following shapes:
1x 4-sided die
1x 6-sided die
1x 8-sided die 
1x 10-sided die 
1x tens 10-sided die
1x 12-sided die
1x 20-sided die