Make bicycle wheels glow with a circle of dazzling colored light. Includes 7-feet of 20 micro LED (light emitting diode) lights to light up one standard 20 to 29 inch wheel. Cut it to size for a clean, precise fit or spiral it within the wheel for extra fun. Each package includes one light string in weather-resistant tubing for one wheel. Requires (3) AA batteries (not included) for up to 48 hours of glow.