L’Amour Premium Silicone Dual Vibro Ring from Cal Exotics is designed to the highest standards of purity and quality. Dual rings provide maximum stability for him and powerful stimulation for her. Comes with a 3-speed removable stimulator. Made of unscented silicone (enhancer), ABS with metallic plating (stimulator). Batteries included (3 watch, 6 included). 3.25″ x 2.25″ (enhancer), 2.25″ x .75″ (stimulator).