These flow in dark fidget spinners can glow in the dark as long as you put it under the light source ‎(‎ natural light or artificial light ‎)‎for 2 minutes every time in advanceAn easy thoughtful gift for your children or yourself‎.‎ Easy to carry‎,‎ put the fidget spinner into your pocket and play it whenever and wherever‎.‎ 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.‎