1.pure elastic silicon rubber 2.potential consumer:children,teenagers,fashion ladies, 3.use:hair tieing,party decoratives,fest silicon watch 1.Waterproof well,Hydraulic resistance,shock resistance 2.sofe and comfortable. 3.12 hours display mode,precise movement. 4.Many colors LOGO is customized. 5.Special digital LED display,more colors LED shows the time. 6.Very good elasticity ,healthy , ...