2008 US Olympic Team Official Licensed Jump Rope. Aero Speed – The Rolls Royce of Jump Ropes. 6″ Handles in T-Grade Aluminum for speed & power jumping. TECHNICALLY ENGINEERED Patented Swivel Ball Bearing System: Virtually eliminates the friction, drag and wear present in other jump ropes, allowing ultra fast turning action & control for all jumping styles. For children and adults. Swivel Ball Bearing Wrench: secures & replaces swivel bearings to maintain high performance. Innovative Adjustment System: in seconds customizes & replaces aerodynamic rope cord. 9′ Cord for people 6’5″ and under. Color: Black/Silver