Brightz WheelBrightz LED Bicycle Wheel Accessory Light (2-Pack Bundle for 2 Tires) Be cool! Be Seen! Wheel Brightz use 7 feet of 20 Micro LED lights to create a ring of brilliant color that is sure to turn heads and grab attention wherever you go. Make your wheels glow with a circle of spinning light! Wheel Brightz will fit almost any wheel 20" and over for 48+ hours of light on only 3 AA batteries (not included)! Will NOT work with wheels that have an abnormally low or high number of spokes. They're great for birthdays, stocking stuffers, Easter baskets, and more! Kids, teens, and adults alike love rolling around town with their wheel lit up! They're the perfect accessory for bike parades, social rides, Burning Man, and more! The light string comes in protective tubing, so there's no worry about the light string breaking. It also helps create a snug fit as you weave your lights through the spokes. Included zip-ties make sure it stays in place. Each pack includes 2 lights, one for each wheel, so you have one sleek ride! Your light kit includes:  <ul class="a-unordered-list a-vertical"> <span class="a-text-bold">Two </span>strings of 20 microLEDs in 7FT of clear, waterproof tubing, with battery packs (includes on/off switch) Tubing end cap (x2) 6 mounting ties to secure light string (x2) Instructions Requires 3 AA batteries (3 per light) - not included 48+ hour of glow Works with almost all bike wheels 20&#034; and over