Stecki Original - One for Two - Box Midi. Exciting and creative toys for young and old. This set includes several round Stecki building blocks in different colors. The brightly colored push-drives can be both simple and highly complex shapes. As soon as children learn to stabbing nice buildings together. In this way, fine motor skills are, the spatial thinking and imagination stimulated and promoted. specifications: Comes in handy storage box. Diameter per disc: 26 mm Weight: 170 grams Age: 3+ Content: Several Stecki building blocks. Storage box.