Function: Vaginal TighterColor: Rose/PurpleSize: 17.7 * 3.2 cm/7" * 1.26"(57 g/0.13 lb/2.0 oz)19 * 3.4 cm/7.5" * 1.34"(70 g/0.15 lb/2.5 oz)20 * 3.6 cm/7.9" * 1.42"(86 g/0.19 lb/3.0 oz)Power: NoMaterial: Metal + SiliconePackage: Color BoxFurther: WaterproofPackage Size: 17x11.65x5.15cm