Bark Busters Nylon "Communication" Training Collar. One of the best training collars on the market.

Bark Busters Nylon Dog Training Collar Bark Busters Nylon "Communication" Training Collar is one of the best training collars on the market. The kind and gentle way to train your dog. The collar is ideal to help to stop your dog from pulling on the lead. Unlike conventional flat collars the Bark Busters Training Collar uses sound to communicate to your dog where he should walk.  With a quick "flick and release" motion the zip sound of the chain educates your dog to walk by your side. The Bark Busters  nylon training collar has helped thousands of owners gain control of their dogs and to enjoy the walks. Available in three colors: Black, Red and Blue  Available in five sizes.  The collar should be around 4" larger than the circumference of your dog's neck.  See below for Suggested Guidelines & Use:   Size  Width Length  Extra Small  9mm - 3/8" 7" - 9"  Small  16mm - 5/8" 9½" - 12½"  Medium   19mm - 3/4" 12" - 16½"  Medium X  25mm - 1" 13½" - 17"  Large  25mm - 1" 14" -