【Desk-Kinetic-Toys】1.48 in/0.16 lb, Spinning 180 seconds. Aluminum metal desk toy ball manufactured by CNC processing, small and exquisite.No batteries required & No tools required. 【Cool-Gadgets】The desk toys is equipped with high-quality bearings inside, so you can easily rotate it with just one hand for more than 180 seconds. And the cool-gadgets has spiral grooves milled on the surface so it can create a 360° spiral pattern to achieve the magical effect of a full-body-optical-illusion when is spinning. 【Fidget-Toys】Full-body-optical-illusion is a nice stress-relief-gift. It is suitable for creators, makers, thinkers and anyone who wants to stay focused during work hours, stress relief or just relax. 【Out of the box】The base is equipped with shock-absorbing-pads to effectively prevent slipping and reduce the noise generated when rotating.No need to worry about disturbing others at all, it will be a great gift idea for everyone. 【Excellent-Unique-Gift】Each desk toys is rigorously tested before leaving the factory to ensure durability. It will be a nice desk decoration, Excellent-Unique-Gift. Color Dark-blue Brand Name samilalago Item Weight 2.56 ounces Manufacturer samilalago Model Number Desk-Fidget-Toys Kinetic-Cool-Gadgets Item Dimensions 1.48 x 1.48 x 1.48 inches Manufacturer Part Number Desk-Fidget-Toys Kinetic-Cool-Gadgets