Dimension: 31.5 inch length, Driver size: 2.36*1.1 inch.

Recommended Features:
1. Within lithium CR2032 batteries (not included), which can keep on flashing for about 60 hours.
2. Having 3 modes-normally on, slow blinking and fast blinking.
3. Emitting colorful lighting.

4. Suitable for any kind of shoes, including running shoes, boots and skates.
5. Great for parties, night jogging and all kinds of night time fun.
6. Can also be used as necklaces, bracelets for Halloween, Christmas, New Year, etc.
7. A waterproof, washable. durable and safe gift for children and teenagers over the age of 6.
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How to use:
Fasten the lace onto your shoe.
Insert the ends of your lace from the hole underneath the driver.
Insert the ends of the lace into the holes on the side and turn the switch to the "lock" position.
Press the central button and you get a pair of fantastic, flashing shoe laces for your party.