The ComfortFlex™ Limited Slip Collar is designed to keep your dog both safe and comfortable on their walks. This easily adjustable, lightly padded nylon collar goes on loose, easily slipping over the dog’s head. If the dog pulls in any direction away from you, the collar tightens down enough so that the dog can not slip out of the collar, but not enough to choke the dog. Reflective strapping makes the collar easy to see in low light situations.Features • Comfortable padded nylon construction • Smooth limited cinching action let’s the collar tighten for safety, but never to the point of choking. • Ideal for dogs with narrow heads or who frequently slip out of traditional collars • Adjustable design allows for the perfect fit • Highly visible reflective nylon strapping • Not intended for use with tie-outs • Machine washable (line dry) • Made in the USA. Small 7-14" Medium 10-20" Large 14-28" XLarge 17-34"