The Hueman «Saturn» cock and ball ring combines vibration and comfort for intense stimulation. Made from silicone and ABS, it is latex-free, waterproof, and features ten vibration modes (three speeds and seven patterns). The ring can restrict blood flow, enhancing sensitivity and erection. The maximum usage duration is 30 minutes to prevent bruising or injuries. Wait at least 60 minutes between uses. Rechargeable via the included USB cable and easy to clean, this ring is perfect for safe and exciting experiences.