100% CERAMIC STONEWARE Does not absorb water Antibacterial Easy Cleaning Material Resistant to Thermal Shocks Surface Hardness Service Plate: 26 x 26 x 3,7 cm (4 Pieces) Dinner Plate: 22 x 22 x 3,7 cm (4 Pieces) Bowl: 15 x 15 x 6 cm (4 Pieces)