All Ready Leash Dog Collar/Leash Combination GUARANTEED TO FIT: Three adjustable sizes; Small(15-25lbs), Medium(25-90lbs) & Large(90lbs+) EXTREME LIGHTWEIGHT: Only weighs 1.6 ounces, lighter then your collar at home but instantly turns into leash FREE LIFETIME WARRANTY: If your All Ready Leash Breaks, Malfunctions, or even if your dog CHEWS through your leash we'll send you one for free; just pay processing & handling. LEASH COMPATIBLE: If you'd like to use your own leash, outdoor hook-up, & dog tags; the All Ready Leash is 100% compatible. Hook your leashes & ID tags right to the lightweight collar. 100% MACHINE WASHABLE/DRY-ABLE