The TROJAN Vibrations Tandem Couples Vibrating Ring is designed to touch just the right spot--for you and your partner. The invigorating vibrating massager features stimulating textures to thrill and excite her, while the ribbed tactile stimulator with extended reach pleasures him at the same time. The Tandem Vibrating Ring lasts up to 20 minutes for uninterrupted pleasure and may be used with or without a condom.