... led shoelace with green led 1,three flashing models 2,battery included 3,OEM,ODM are welcome 4,factory price glowing lighted led shoelace ... with green ledlight up led shoelace,round elastic shoelaces,light-up LED colorful flashing shoelace,LED colorful flashing shoelace ,flasing shoelace ,LED flash ... battery last 30-80 hoursLight way1.keep light can last 30 hours 2. coruscate fast ...