Sheer strength is all well and good, but if you lack stamina, you'll be down in no time. Round out your routine with the Contender Fight Sports Leather Jump Rope. This iconic fitness staple offers a host of benefits  serious boxers can boost their endurance and stamina, enhance their footwork techniques and work on improving speed with this simple tool. And with its leather construction, this jump rope will stand the test of time. Contender Fight Sports Leather Jump Rope Brown - Sport Medicine And Accessories at Academy Sports