【Economical Choice】In addition to 1500 pieces of blocks, this set includes a variety of 12 colors and 14 shapes, and is fully compatible with products from major block brands. Expand your child's block collection at less than one-third the price of major brands. 【Extensive Compatibility】Seamlessly combines with your existing block sets, enriching the creative building experience. Provides block enthusiasts with even more building possibilities, broadening the scope of play and allowing for the creation of larger works. 【Safe ABS Material】Made of high-quality ABS plastic and has passed rigorous safety tests by certification bodies designated by the Japanese Ministry of Health, Labour and Welfare. Designed for children to play safely. 【Promotes Creativity】This set stimulates children's imagination and creativity, and cultivates problem-solving skills. Building with basic shapes also contributes to intellectual development.