Features: A good choice for killing time, helps relieve stress. Great for fidgety hands, ADHD sufferers. Especially helpful to relax effectively when you are all nerves. It's fun and interesting, also effective for focus and deep thought. Mini enough to put in your pocket, have fun anytime. Keeping your floating attention busy. How to use: Hold spinner in one hand and use the other hand to spin it rapidly and keep it spinning indefinitely by using small strikes. Spinners can start and stop spinning only with the help of one finger.