It is comfortable to wear this luminous shoelaces because it is lightweight.This luminous shoelaces features high brightness, which can bring you wonderful and different feeling when you are dancing or in a party.Made of nylon and ABS, this luminous shoelaces is eco-friendly and durable to use.The length of this luminous shoelaces is 120cm.This luminous shoelaces are suitable for KTV, party, dancing, travel, running, concert, club and so on.Item Name: Luminous ShoelacesMaterial: Nylon, ABSBright Mode: Long On/Fast Flash/Slow Flash/OffPower Supply: Button Battery (Included)Features: High Brightness, Safe, DecorativeSize Details:Length: 120cm/47.24" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 Pair of Luminous Shoelaces