"BIG Dog Walker" Combination Collar & Lead adjusts to fit necks 16" to 30"; great for training! This leash and collar in one is easy to use, and allows owners to correct their pets while walking, exercising or training. Fashioned after equestrian tack, this training collar allows for gentle squeezing without overtightening. An adjustable leather slide keeps lead from slipping off. Made of polypropylene roping with genuine leather and brass accents. Waterproof and colorfast; will not decay or fade. Measures 1/2" x 6'.