Function: 10 Frequency Vibration Color: Brown/Yellow/Blue/Black/Pink Size: 22.5 * 4.5 cm/8.8" * 1.7" Insert Length: 20.5 cm/8.0" Net Weight: 370 g/0.28 lb/4.5 oz Power: No Material: Silicone Package: OPP Bag Further: Soft/Non-toxic