Our pro leather jump rope is designed for endurance training and is the preferred design of boxers due to its 90 degree perpendicular swivel which enables high speed rotation without unnecessary wrist movement the 3m rope 910 rope can be cut and reattached to suit your height or jump style longer ropes are required for wider arm skipping techniques and those over 1 78m will require the full rope length of the pro leather jump rope 1 x 3m 9 10 leather adjustable skipping rope with erg