WEBProduct Features. Each 7-piece set includes one D4, D6, D8, D10, D%, D12, and D20. Sharp-edged construction allows for more randomized rolls when compared to traditional rounded-edge RPG dice. Materials: Red, yellow, orange, and black resin shells, liquid core, silver-inked numbers. Hand-poured craftsmanship makes each die one-of-a-kind!