1-5 minute average spins great for fidgety hands, add u0026amp; ADHD sufferers helps relieve stress.nNo big noise: Easy to carry, small, simple, discrete and fun, also effective for focus and deep thought with using this hand spinnernA Good Choice to Help ADD u0026amp; ADHD sufferers Relieve Stress 、Anxiety and ,Autism. Helps you stay focused!nHow to play: Hold hand spinner in one hand and use the other hand to spin it rapidly using small continuous touch to keep it spinning indefinitely with practicenWarranty: All the purchases spinners are guaranteed with money back in 60 days and 90 days warranty!n