External dimension/cm : 70×11 Each group of plyometric elastic band consists of six pieces, the rubber band rope is distinguished by different colors, the diameter and resistance of the rubber band rope (when stretched 100%): Light green: diameter φ0.6cm, resistance 85N Black: diameter φ0.6cm, resistance 75N Red: Diameter φ0.6cm, resistance 55N Yellow: diameter φ0.6cm, resistance 45N Dark green: diameter φ0.4cm, resistance 25N Blue: diameter φ0.4cm, resistance 15N Suitable for strength training of all major muscles of the whole body.