Description: Cube Fingertip Toy: 3D cube game can be used as a fingertip toy and rotating cube beans, which can help children exercise hand eye coordination and grasping skills. How to Play: Each track has a number of small beads, which can move and rotate beads by pushing the up and down cubes, unify the colors of the beads in the vertical slots at the fastest speed. Development Toy: Cube hand puzzle sensory toys helpful to improve kids logical thinking ability and hand brain coordination ability and color sensitivity. Durable: Rotating Bean Cubes toy made of eco friendly precision PP materials, smooth edge, durable and smooth , easy to play, the color is bright. Puzzle Toys: Whether adults or kids work and study pressure overloaded, this rotating bean toys are a perfect relaxation tool. Easy to carry in your pocket at any time. Specification: Material: PP Size:7cmx7cmx7.5cm/2.76inchx2.76inchx2.95inch Package Includes: 1 Piece Rotating Bean Sensory Toy Note: Please allow slight dimension difference due to different manual measurement.