The Honeycomb handle provides a firm and comfortable grip. Despite its small size the battery life lasts for many hours, so it's perfect for portable use. Completely waterproof for submerging in a bath or taking to the shower. Vibrates at 18 frequencies, adjustable speed and intensity to correspond with your pleasure. Technical details: Length: 20cm Diameter: 40mm Volume: < 50dB Level of vibration: 18 Substance: Skin-friendly silicone/ABS 100% waterproof.