Axis Speed Jump Rope 3.2mm x 3m Vinyl Cable Green Ball Bearing Head Ball Bearing Head Handle provides improved speed and smoothness over bushing models. Abrasion resistant PVC-blend rope will not kink or hold coil. Adjustable with a Phillips head screwdriver for users up to 66. Glass-filled nylon handles guaranteed never to break - even if stepped on! Lays flat when not in use.