Flexi New Classic Cord Leashes offer superior control and security with a comfortable, convenient handle. These retractable leads feature instant braking, high-strength cords, durable chromed snap hooks, and ergonomic handles to provide the ultimate walking experience for you and your dog. Short-stop braking system keeps pets secureHigh strength cord with durable bite belt and reflective safety elementsDurable chromed snap hook attaches to all collarsFlexi New Classic leashes are customizable to meet your needs. The extendable design makes it easy to attach an optional LED lighting system for nighttime visibility and safety, and the Flexi Multi Box, a special compartment for storing your furry friends waste pick-up bags or favorite treats (not available on X-Small size). Made in Germany. Note: The Flexi New Classic is an updated and improved version of the Flexi Classic 3 retractable leash. Flexi Leash Size Guide: X-Small - Dogs up to 18 lbs Small - Dogs 18-26 lbs Medium - Dogs 26-44 lbs