Wanna to train children's forebrain and hand-eye coordination ability? If yes, choose this educational toy. Made of material, no harm to the skin. These are made up of stackable cups with different colors. A great gift for kids on their birthday party. Features - Color: as shown. - Material: ABS. - Size: 11.80X7.00X3.00cm/4.64X2.75X1.18in. - The size of the stacking cups is reasonable, suitable for the baby's small hands to grasp the large particles to prevent the baby from swallowing by mistake. - This toy is safe, smooth and comfortable, without parts to hurt your baby. - This toy is fun and challenges your baby's ability to stand up and stack them higher and higher in proper sizing order teaching them color and size, which is very educational. - Can be played with at the beach, they are also bathtub toys, bath time toys. - A variety of ways to play, you and your baby will explore and share.