Features:-Mini enough to put in your pocket・ have fun anytime-The bearing provides smooth・ fast and constant long-time spinning-Triangle shape and glow in the dark design・ easy attracting kids attention-Helping relieve stress and improving physical and mental health-It also can help people quit smoking・ ADHD・ obsessive-compulsive disorder・ anxiety・ post-traumatic stress disorder・ insomnia or meditationHow 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 strokes.Spinners can start and stop spinning only with the help of one finger.