9’ Adjustable PVC Skip Rope with ABS Bearing Contoured Handles - Polyvinyl chloride (PVC) is the third most widely produced plastic and can be made softer and more flexible by the addition of plasticizers, the most widely used being phthalates. In this form, it is used in clothing and upholstery, and to make flexible hoses and tubing, flooring, to roofing membranes, and electrical cable insulation. Acrylonitrile butadiene styrene (ABS) handles with bearings add to the performance of your workout.