The John Whitaker Training System helps to develop neck and back muscles, improving your horses strength and muscle tone. __ Lunging with the Training system helps your horse to find rhythm and balance, and it will also help them to shift the weight from the forehand by engaging its hindquarters to find the correct balance._1x red tension line, 2x blue tension linesSheepskin covered bungeeRoller with adjustable straps4 static clips and 4 free-moving clipsColour coded for easy useHelps develop neck and back muscles - improving strength and balanceEncourages proper head carriage