1Educational: Through these dice that can be written, you can integrate early childhood education into interesting games to develop children's intelligence without losing entertainment. 2DIY Writing: With this blank dice, you can design any pattern you want at will, suitable for DIY painting, graffiti. Or you can write numbers on it, to make it a number teaching tool. 3Waterproof and Durable: Made of plastic material, the polyhedral plastic blank dice is safe, waterproof, anti oxidation, durable and practical. 430pcs 12 Sided Dice Cubes: This plastic dice set contains 30 blank cubes, which can meet the needs of teaching or gaming use. Different from the traditional six sided dice, 12 sided dice are more unique and attractive. 5Applications: These 12 sided blank dice cubes are applicable to various interactive games, mini games, education, entertainment and school supplies.