2011 new Flashing el wire shoelaces 1.high brightness 2.fashing and attractive 3. ... ,blue,and etc led shoelaces, led flashing shoelaces,hot sellingshoelaces, lighting shoelacesMaterial : TPU,ABS,LED,PETSize :800*2.8MMLED color :Single ... li-battery for each piecesBattery life- 30 hours for static lighting ,flashing for 60-80 hours ,can last for 2-3 ...