SUI GENESIS DICE: ELECTRIC BUMBLE BEE - These 5-layer polyhedral gaming dice contain the following color scheme: Five Layers of Bumble Bee Glory! - w/ Gold Glitter?& Numbers. Plus an adorable Bumble Bee icon on the d6 & d20's high numbers! Sui Generis Dice are dice that have a completely unique design.? There is no pattern or system or class of dice they otherwise fit in.? They are each completely unique designs unto themselves.? Read the description closely to understand the insight and design behind each.? Sui Generis. Latin, meaning "of it's own kind". These Electric Bumble Bee dice are a dream set, with alternating yellow & black layers with gold glitter throughout and a bumblebee logo on the high numbers of the d6 & d20. Each die has the high and low numbers centered on the color halves for high-speed number recognition. Made of high-impact resin, with the unique casting process we invented in 2013 that prevents air-bubbles from forming inside, Gate Keeper Games dice bear the honor of being the heaviest, densest, and most well-balanced resin dice on the planet!