A good choice for killing time‎,‎ helps relieve stress‎.‎Great for fidgety hands‎,‎ ADHD sufferers‎.‎It‎'‎s fun and interesting‎,‎ also effective for focus and deep thought‎.‎Mini enough to put in your pocket‎,‎ have fun anytime‎.‎Perfect size‎,‎ suitable for adults and kids over 16 years old‎.‎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 continuous strikes‎.‎ Spinners can start and stop spinning only with the help of one finger