Bristle Blocks Building Toy Set Colorful Interlocking Construction Shapes Lot Bristle Block building set includes a variety of colorful, interlocking pieces designed for creative construction play. These tactile blocks feature soft, interlocking bristles that stick together at any angle, making them ideal for developing fine motor skills and spatial reasoning. The set contains various shapes including rectangles, squares, triangles, circles, and functional pieces like wheels and gears in vibrant shades of blue, green, yellow, and red. Perfect for open-ended building, these durable plastic blocks offer endless possibilities for young builders to create structures, vehicles, and more.