... flashing shoelace,led flashing lace,light up led shoelace 1)ten colors for u choose 2)with batteries inside 3)weatherproof flashing shoelace,led flashing ... lace,light up led shoelace 1. Colors ,White ,yellow,red ... specifictionsWith ordinary lithium battery inside ,it keeps on flashing for 70hours .It is a weatherproof ,washable, ...