Air jump rope with electronic measurement function, displays calorie consumption, and is lightweight. For exercise and jump rope practice! - Product Name: Air Jump Rope - Material: Grip: ABS, Rope: PVC/Wire - Size: Grip: Approximately 18 x 3cm, Rope: Approximately 300cm - Weight: Approximately 103g - Rope Weight: Approximately 66g - Functions: Electronic measurement, count display, calorie consumption Thank you for viewing.