Must be 18 years of age or older to purchase.Double Your Pleasure!The velvety and sleek SMARTBALLS Teneo Duo double captivate lovers of vaginal balls. SMARTBALLS playfully get your pelvic muscles in shape. Trained muscles lead to more feeling during sex. The ergonomically formed finger hollow "easy-in" makes insertion easy. The innovative technology promises extremely quiet and smooth use as well as a very steady and fast rotation of the internal balls.Special Features:Ergonomically formed finger hollow"Easy-in" to aid insertion Seamless constructionPerfect for women with a dropped or tilted uterusVelvety soft siliconeSilicone removal loopSteady rotation of balls Nearly soundlessImproved surface feel with crosslinesSize: 3.9" + 3.5"; Circumference: 1.5"Fun Factory® stands for attractive erotic toys made of high-quality and hypoallergenic material. Perfect all around design, harmonious appearance and unforgettable results combine to create the unique qualities of Fun Factory® products.Made in GermanyPlease Note: Due to the nature of this product, we cannot accept returns or exchanges.WarningsNovelty toy not for medical use.