Naughty Secrets 7 inches Velvet Desire waterproof and multi-speed Pink. Doc Johnson's secret to very naughty nights, the 7 inches Naughty Secrets Velvet Desire is the perfect vibrator for romantic encounters. It is waterproof ABS plastic with Velvet Touch finish material allows you to get wet and naughty and the multi-speed functions are bound to please! How does it feel to be included in such a Naughty Secret?