material: plasticFunction: Sudoku chessCategory: Sudoku chessBoard Material: PSBoard Size: 27.8 * 26.5 * 1.5 (mm)Chessboard whether folding: NoPacking: boxGift purposes: Promotional gifts， welfare gifts， personal gifts， public relations gifts， advertising gifts， gifts， points redemption gifts， awards gifts， festive gifts， business giftPiece Specifications: 1.85 * 1.85 (mm)