The skip rope can help you exercise effectively, a great fitness exercise for all ages and all people. Features: Bold PVC with embedded wire rope, durable and reliable in use, effectively improve your jump rope speed. 360low noise rotation with anti-dust bearing, durable and stable, smooth swing without twine. Intelligent chip counter with four mode, easy to count your sports and make your exercise scientific. The rope length can be adjusted according to your need that can improve your sense of use. Scientific design with light weight ergonomic handles can improve your comfortable sense when you are doing sports. Two way use jump rope, use the wireless rope at home or use the steel wire rope in the open air. Specifications: Model: Model A / Model B (optional) Color: Pink / Grey / Blue / Green (optional) Rope Material: PVC + Steel Handle Material: ABS Model A Rope Length: 30 cm / 11.8 in Ball Diameter: 3.5 cm / 1.4 in Handle Size: 18 * 3.5 cm / 7.1 * 1.4 in Package Size: 20.5 * 16.5 cm / 8.1 * 6.5 in Package Weight: 103 g / 3.6 oz Model B: Rope Length: 2.8 m / 9.2 ft Rope Diameter: 4 mm Handle Size: 18 * 3.5 cm / 7.1 * 1.4 in Package Size: 20.5 * 16.5 cm / 8.1 * 6.5 in Package Weight: 215 g / 7.6 oz Package List: 1 * Wireless Jump Rope 1 * Wire Rope