Women’s Health Best Maxi Vibe Award Winner! A surreal feeling! This waterproof Lucid Dream has a diameter up to 1.70 inches. The twist bottom for battery placement requires two AA batteries, not included. This virtually silent personal massager is multi-speed and can be controlled with a slide of a finger. This collection is wildly abstract and wickedly erotic. These colorful and twisted shape vibes are sure to find their mark. Length 8.70 inches, insertable length 7.40 inches, width 1.70 inches.