This PREMIUM version 30cm (12 King) chess set is a perfect size for indoor or outdoor play. Made with more robust plastic compared to the lightweight version, this set of pieces will suit the more discerning buyer. Recommended for schools, clubs and commercial use. The size of the set is determined by the height of the king. Suitable for all ages and a variety of outdoor conditions. Set comes complete with 32 regulation pieces, 1.5m x 1.5m lightweight nylon roll up playing mat. Please note lawn friendly board sold separately. Dimensions of Pieces: (Height by Diameter)King- 32cm high by 11cmQueen – 28cm x 11cmBishop – 26cm x 11cmRook – 20cm x 10cmKnight – 23cm x 10cmPawn -19cm x 10cm Set weight 6.5kg.