This 16-foot, retractable leash is made of 3M highway-grade, reflective sheeting that glows under any streetlamp or headlights, for enhanced reflectivity and visibility during low-light or nighttime walks. Built-in brake and lock system keeps the flexible leash at a certain length. Base colour is neon yellow for daytime use. Weatherproof. In size S (dogs up to 26 lbs.) with a cord leash, M (up to 44 lbs.) with a cord leash, and L (up to 110 lbs.) with wider tape leash. Lifetime warranty. Made in Germany.