Educational Games -Gyroscope Fidget Decompression Toy Optical Illusion Ball Black Small Highlights Brand Generic Gyroscope Fidget Decompression Toy Optical Illusion Ball Black Small Description: HIGH QUALITY: The desktop toy is a precision machined tabletop toy that creates an illusion visually captivating when rotated. The solid body and the smooth surface make its interaction very pleasant. UNIQUE DESIGN: Designed to spin on the office floor or any flat surface. Simply rotate it by hand to create an almost magical effect that looks like a continuously flowing propeller blending into a table surface. EASY TO PLAY: You can rotate it as a single unit or stack them to make it more impressive, play with it at home, in the office, while traveling, on the plane, for fun. STRESS RELIEF: When rotated, it creates an optical illusion all over the body. It is mainly suitable for creators, creators, thinkers and anyone who wants to unleash their inner creativity and imagination. Also for restlessness, anxiety, staying awake and other attention deficit issues. NEW GIFT: We think our visual illusion ball can be a great new year gift, birthday gift or other festival gift. Specification: Material: Alloy Size: Approx. Small: 38x34mm / 1.5x1.34in. Large: 54x47mm / 2.13x1.85in. Package includes: 1 Piece Spinner Ball Note: Color may be slightly different due to the color calibration of each individual monitor. Please allow slight measurement deviation due to manual measurement.