BenRan Jump Rope Adjustable Speed Rope for Cardio Training $4.99 – $13.99 Make sure this fits by entering your model number. TOP RATED SPEED ROPE – Effective in building endurance, stamina and reflexes, jump rope outlines a number of highly effective workout techniques that will supercharge your training. A favorite amongst boxing, MMA and Cross Fit enthusiasts. Best for cross overs, jog in place, side jumps and double under. GREAT DURABILITY – Made with premium quality metal cord with abrasion-resistant 3M PVC coating and specialized metal bearings. The rope is built to withstand HEAVY DUTY use. Practically indestructible. Whether at home, at a gym or at a park, the extra abrasion-resistant rope allows you jump rope freely even on concrete!