Power Systems Speed Bead Jump Rope Black, foam-padded, ergonomic, ball-bearing, swivel handles 10 foot- rope for users: 73 to 78 inches Beaded rope weight helps correct form and coordination, and the beads hitting the ground helps the jumper with timing Durable nylon rope with PVC beads 3 lengths sold separately - 8, 9, and 10 foot; rope color coded by length