Upgraded Durable Protection Sleeve Upgraded Durable Protection Sleeve, Wear Resistant and Durable,n addition, the middle protective sleeve acts as the friction between the protective rope and the battle rope anchorOur sleeve protect the rope from friction and fray, more durable and will last many years of usage.<p> Made using heavy duty 100% Poly Dacron that will last the test of time<p> Wear-resistant, easy to maintain and incredibly versatile<p> Helps sculpt muscles, improves endurance, boosts metabolism and aids in weight loss<p> Heat-shrink caps keep the rope tightly wound and provide a non-slip grip<p>