SKLZ Weighted Speed Rope...Challenge Yourself With Weighted Cardio! The SKLZ Weighted Speed Rope elevates your cardio workouts and improves your footwork and coordination. Push yourself to new heights and increase your overall athleticism with the Speed Rope. SKLZ Weighted Speed Rope features: Used to improve quickness & agility Soft grips feel comfortable while in use Swivel ends prevent tangling of rope Smooth tubing provides free motion through air Adjustable length for users up to 6"6" tall SKLZ Baseball Training...Durable, Effective Equipment!