The Cloud 9 Slimline Vibe Black is a single speed vibe with a sensuous and a silky smooth coating. Like other Cloud 9 Vibe's the Slimline Vibe features a powerful, single speed motor, perfect for a sexy night or fits nicely in a travel bag. It is compact measuring 5 inches with a tapered head for insertion. The Slim Vibe uses 2 standard AAA batteries and can be washed with antibacterial soap.