Seekingtag Colorful LED Flash Bracelet, Pack of 10 Great flashing led bracelet light up in dark, easy to turn off Each pack contains 10pcs bubble bracelets, bracelet comes in 5 colors: purple, pink, white, orange and green(2 sets for each color) Two flashing modes: quick flash & slow flash, flash with 7 colors cycle change Outside diameter: 8.5cm, inside diameter: 6.5cm The batteries in the bracelet can last over 8 hours, great choice for parties, night activities, carnivals, holidays, concert etc.