1.light up shoelace with customized design 2.Nylon or High ... available: nylon,High light-guide glass fiber ♥ Webbing color available: Red, Green, Yellow, Blue, Black, Pink,Orange etc. ♥ Led ... color available: Red, Green, Yellow, Blue, Black, Pink,Orange etc. ♥ Flashing Model ... children or any one who like sports. light up shoelace with customized design