Description It is made from good material for long time and durable use. The math plus or minus sign dice toy is a very creative and funny learning prop, which can bring more laughter to your child. It also can be a good gift choice for your friends and kids, they will like it very much. Features -Color: Random Color-Material: Acrylic-Size:1.60X1.60X1.60cm or 0.63X0.63X0.63in-It is not only a dice game prop, but also can be used as an educational toy for your children.-The dice are designed with rounded corners and smooth edges. It is very safe to use.-Comfortable feel, fit for the comfort of the player's grasp of dice, to prevent side and corner scratch.-Durable for long lasting use, fall resistance. It also can be used for a long time.-Develop children's interest in math through play. It is a very important math learning tool. Packing list: 10 x Kids Toys