Make your wheels glow with a circle of colored light! These super cool LED bicycle rim lights fit more bikes than any other model from 12" toddler bikes all the way up to 29" adult bicycles. Each package includes one light string in clear weather-resistant and waterproof tubing for one wheel, so you can mix and match to create your own color combo or go with one color for a sleeker look! Weave it between your bike spokes, attach the battery pack, and you're ready to roll. Also includes attached battery pack, rubber mounting strap, and 6 zip ties for installation. Requires 3 AA batteries (not included) for over 48 hours of light. Kaitek can be cut to size to fit almost any wheel 20", below and over.