The Nite Ize RadDog All-In-One Collar and Leash is designed for the mostly off-leash dog, featuring a built-in 36" retractable leash. This unique collar is made of durable nylon fabric and features a high-quality retractor, side-squeeze buckle, and metal D-ring. It is available in a variety of sizes to fit nearly any dog, making it perfect for walking, running, hiking, car trips, heading to the vet, and more. Get the ultimate companion for your adventure dog with the Nite Ize RadDog All-In-One Collar and Leash! | Nite Ize RadDog All In One Collar and Leash