? 10 vibrating functions consisting of 5 speeds and 5 unique vibrating patterns ? Made from pure body safe silicone with a smooth satin finish ? Waterproof ? Compact and petite. Measures just under 5 inches in length ? Requires 1 AAA battery; not included  Made from pure body-safe silicone, Cozi Mini intrigues with its sensual flowing design and smooth satin finish. Craving a different sensation? Cozi Mini has 10 Vibrating Functions consisting of 5 speeds and 5 unique rhythms. Cozi is waterproof for easy cleaning and bathtime play. The discreet size makes it perfect for travel or using during foreplay. Enjoy whenever and however you want! Enjoy peace of mind with our 5 year warranty.