Snug double-ring design for support and enhanced performance Slim, discreet vibrating shaft Powered by the award-winning 7-speed RO-80mm bullet Soft, flexible body-safe silicone with removable bullet 100% waterproof; battery included Suitable for solo or partnered play A snug double ring for firmer, longer-lasting performance, paired with a slender shaft delivering ripples of vibration. Best for: Couples who want supportive dual-ring constriction plus discreet shared vibration in one wearable design. Life should be a happy balance of give and take; and nowhere more so than the bedroom. RO-Zen brings dual harmony to your intimate time, whether it's a guilty solo pleasure or shared with a partner. Its strong double ring supports and holds for a firmer, longer-lasting feel while the slender, discreet shaft delivers ripple upon ripple of blissful vibration. Powered by the award-winning 7-speed RO-80mm bullet, with a removable bullet for easy cleaning. Available in Onyx Black.