Description: NYLON SLEEVE COVERED - POWER GUIDANCE Battle ropes are all nylon sleeves covered to protect the rope from friction, more durable and will last many years of usage HEAT SHRINK HANDLES - heat shrink grips for improved grip and protection for your hands, and it will never come off Available in 30ft, 39ft & 49ft lengths with 1.5in/2.0in thickness. The shorter conditioning rope is great for those new at rope training, with the longer one challenging intermediates and pros Our jump ropes are appropriate for men and women, for adults , and for almost any workout, including boxing and low-impact exercise programs. Strengthens the shoulder/rotator cuff and increases flexibility. Improved coordination, agility, footwork, quickness and endurance. Burn a significant amount of calories and can be effective for increasing strength and promoting weight loss. Specification: Material: Nylon Color: Black Package Includes: 1 Piece Battle Power Rope (with Jacket) Note: Please allow slightly difference due to manua l measurement. Color may be slightly different since different monitor. Thanks!