PACKAGE CONTAINS - 1pc kinetic desk toy ball, size: 1.57inch/40mm, weight: 2.64oz./75g, spinning time:180-300 seconds ADHD ANXIETY STRESS RELIEF TOYS - The kinetic desk toy has been designed to help people of all ages relieve stress and anxiety. It helps students focus, it is relaxing for people with ADHD, it helps seniors improve manual dexterity, and it even helps quitting smoking or biting the nails EASY FUN DESK SPINNING TOYS - To spin the fidget toys simply hold with one hand or spinning it on the desk. To use the spinner toys on a desk simply, the fidget toys will continue spinning when you keep supply power with hands,endless entertainment.Try it now! AWESOME GIFT - Be a great Birthday or Festival Gift for your family members or friends and any unique day gift. The special design and the spinning ways of playing the spinner make it more interesting and fantastic. Also it's a great gift choice for christmas stocking stuffers PREMIUM QUALITY METAL FIDGET SENSORY TOYS - Our kinetic spinning desk toy is made of premium aluminum alloy and machined by precision CNC. Each fidget toys has a rotating metal base equipped with high-quality steel bearing IMPROVE BRAIN AND FINGER REACTION - The fidget spinners will be helpful to improve your brain and finger's reaction, make the brain and finger react more smart and quick, no need extra exercise. It's useful for all ages, adults, elderly, children, man, woman etc.