Bike Glow Bike Safety Lights Safe - Bikeglow's bright colors and steady, slow flashing or fast flashing modes ensure your bike is visible from all sides, up to 500 feet away. Fun - Bikeglow's eight colors - Blue, Yellow, Purple, White, Pink, Green, Aqua, Red - and flexible light tubing allow you to decorate your bike in your own unique style. Easy to use - Bikeglow's flexible light tubing fits all bikes, from children's bikes to racing bikes. Just wrap it around your bike frame and secure the battery pack. Everything you need is included in the attachment kit provided. (batteries not included). Waterproof - Bikeglow is built to withstand even the worst weather. Lightweight - Bikeglow is ideal for racing and sports, weighing less than 4 ounces (including batteries).