The Camelion Silicone LED Bike Light Headlight and Taillight Set is compact and easy to install, providing safety that lets you be seen on night bike rides. Made of durable silicone, the lights feature high-powered beams that operate in three different modes - continuous, fast strobe, and slow strobe - to provide the lighting you need. Designed to quickly attach and grip to virtually all handlebars and seat stems, the Camelion Silicone LED Bike Light Headlight and Taillight Set"s silicone construction makes these bicycle lights weatherproof.