Feature: 1. Improve Creativity and Imagination: With this white dice, you can design any pattern you want at will, so that children have space for their creativity and imagination. 2. Good Features: The square smooth dices are safe, waterproof, anti oxidation, durable and practical, providing kids great using experience. 3. Develop Children Intelligence: Small write on wipe off dice can develop children's intelligence for early childhood education. 4. Wide Application: It is applicable to various interactive games, mini games, education, entertainment and school supplies. 5. DIY Patterns and Numbers: The small write on and wipe off dices can have DIY patterns and numbers as required. Specification: Item Type: Dice Product Material: Plastic Dice Size: Approx. 1.6x1.6x1.6cm / 0.6x0.6x0.6in Application: Board Games and Other Games and Numbers Teaching Scenes​. Package List: 50 x Dice Note: 1. Please allow 1‑3mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.