Function: 10 Frequency Vibration Color: Rose/Purple Ball Size:  10 * 3.6 cm/3.9" * 1.4" (Vibration) 17 * 3.3 cm/6.7" * 1.3" (110g/0.24 oz/3.9 lb) 15.7 * 2.9 cm/6.2" * 1.1" (80g/0.18 oz/2.8 lb) 12.8 * 3.2 cm/5.0" * 1.3" (45g/0.1 oz/1.6...