Speed Rope, Adjustable Ultra Speed Cable Jump Rope for Conquering Double Unders, 10 or 11 ft, Carrying Bag and EXTRA Cable || For Crossfit WODs, MMA, Boxing, Cardio Exercise and Fitness Want to improve your double-under and burn some fat? Then this small, lightweight cable rope is for Lightning fast: perfect rope for CrossFit WODs, double-under, boxers, MMA fighters and advanced cardio Adjustable speed rope: necessary for improved speed and proper technique (adjustment instructions included), sturdy handles (highly resistant) Free access to TerriFit's club membership 5 year warranty, 2 cables for the price of 1