Fitness elastic rope - Strength Training Kit - 150 PoundsShips from HongKong. Elastic rope training can replace the traditional dumbbell fitness equipment, through the training of resistance training way of the muscles of the body. Elastic rope specification: Black 30 pounds?? Blue 25 pounds?? Red 20 pounds?? Green 15 pounds?? Yellow 10 pounds??(the professional hunk version 150 pounds) Through different training times and time, increases muscle and the purpose of weight loss, it is different from the