led shoe lace 1,three flashing models 2,battery included 3,OEM,ODM are welcome 4,factory price light up led shoelace,round elastic shoelaces,light-up LED colorful flashing shoelace,LED colorful flashing shoelace ,flasing shoelace ,LED flash shoelace1,Size:2.8*800mm2,color:blue,red,yellow,green,orange,etc3,Battery:2CR203 2 button batteries4,switch:constant shining+fast flashing+slow flashing+shut ...