How To Use Pull out the insulating sheet, turn on the switch, and then the tubes will light up, and start your performance at the party. Easy to use, great for your little boys and girls, they will love them. stocking stuffers,birthday party favors for kids,toddler travel toys,glow sticks 3 Light Settings These fidget tubes have 3 light modes, including steady light, slow flash, and fast flash. Colorful fidget tubes will add more fun to your little ones and family. glow sticks bulk,travel toys for toddlers Age 36 months and up,light up toys,fidget toys for kids,kids fidget toys