Black Aerobic Exercise Boxing Skipping Jump Rope Adjustable Bearing Speed Fitness Tools Material: PVC cord,PP and foam handle, Dimension:4.5mm,Length:3m, No-slip grip ergonomic handles for superior comfort Cord length The jump rope features foam handles,ball bearing and tangle-free cord versatile action.Easy swivel design for unrestricted rope movement. Jumping rope for 10 minutes at a moderate pace is equivalent to running one mile in 12 minutes, cycling two miles in 6 minutes,or swimming a quarter mile in 12 minutes The speed skipping ropes consist of a PVC cord optimised for scuff resistance,speed and flexibility. anyone could use this jump rope Package Included: 1 x Jumping Rope