LED KNDY -  Multipurpose Waterproof LED Stickers for Longboards, Scooters & Skateboards, Multi-Pack of 4 Vibration activated LED light stickers for longboards, scooters & skateboards Waterproof & tiny, they stick to the bottom or the top of your board or scooter If you want to use them for anything, try our button activated LEDKNDY Who said being safe can't be cool Choose one of our 4 colors or get them all in one pack