... : PU High conductivity glass fibers Battery: 2pc*CR2032 per pair Led shoelace description Size: 80*3cm material: TPU+ABS color: red ... days for 1000pcs Payment: T/T , Western Union ,AliEscrow Function: Switch Control, flashing, fast mode flashing, slow mode flashingUSE FOR: skating, outdoor ... sports, running at night, fetival events, concerts, promotions led lights for shoes