The blind box is a complete set of 8 models, randomly containing a hidden model, if there is a hidden style, there is no duplicate, if there is no hidden style, there is a duplicate. The benefits: ... develop intelligence and motor skills, sharpen children's creativity and problem solving abilities, increase children's knowledge about colors and shapes, train children's patience and persistence, and alternative activities for children to get away from cellphones. This product is environmentally friendly and soft material so it doesn't hurt your hands