Soft rounded edges for safe play. Colorful interlocking blocks. Helps children to develop eye to hand coordination and enhance motor skills. Made from durable polypropylene. Toy set contains 24 x plastic interlocking bricks in 4 assorted colors. Beginner set makes tons of shapes like vehicles robots animals airplanes and more. It is great for little hands to hold. A wonderful birthday or holiday present for boys and girls 2 years and up.