Elevate your pleasure with the Gemoria Collection, where elegance meets innovation. This glow-in-the-dark plug features a built-in rolling steel ball, providing motion-based stimulation and a uniquely dynamic experience. Features: Tapered tip Glow-in-the-Dark - green light Floral-print base Platinum silicone exterior Internal rolling steel ball Ergonomic Use with water-based lubricantMeasurements: Total length: 11.3 cm Insertable length: 12.5 cm Top diameter: 3.4 cm Bottom diameter: 4.8 cm Weight: 177 g