Function: 10 Frequency Vibration Color: Rose/Purple/Pink Ball Size:  10.5 * 3.5 cm/4.1" * 1.4" (Vibration) 17.2 * 3.2 cm/6.8" * 1.3" (107g/0.23 oz/3.8 lb) 16 * 2.8 cm/6.3" * 1.1" (77g/0.17 oz/2.7 lb) 14 * 3.6 cm/5.5" * 1.4" (46g/0.1...