Krypton Hand Spinner Yellow(Multicolor)

High performance metal bearing provides smooth, fast and constant long-time spinning. It spins last 1-3 minutes average spins. No big noise. Easy to carry, small, simple, discrete and fun, also effective for focus and deep thought Great for anxiety stress relief, focusing, quitting bad habits, staying awake, killing time, boredom, calm down and improving physical and mental health.Hold spinner in one hand and use the other hand to spin it rapidly using small continuous strikes to keep it spinning indefinitely with practice, spinner can be spun using one hand only using the fingers of one hand to stop and start spinning