Glow-in-the-dark blue dice infused with surface-safe glitters. Radiant Dice Style. Mighty Tiny Dice are premium resin (not acrylic) 12mm mini dice that are heavier, denser, and better balanced than any mini dice set in the past. These dice come shipped in a clamshell with a hangtag. Each die is about the size of a penny! These Sea Sparkle dice come to you in a two tone coloring of black and white. Get rolling with the miniature resin dice! That are perfectly balanced! At only 12mm, that's one mighty and tiny Die! INCLUDES: 7 Glow In The Dark Polyhedral Dice.