Dummy Collar - E-Collar Technologies (Biothane Belt)Looks and weighs the same as a live collar, but is without the electronics. Use as part of your training tool kit particularly suited to starting younger dogs or alternating between dogs. fitted with black biothane strap Great for tricking your dog when the active collar is being charged or is on a different dog. Small and large dummy collars are available. Small standard insulated contact points are included.