Erection enhancer provides simultaneous vibrations for her and for him Two powerful 3-speed, push button, waterproof, removable stimulators Soft and stretchy TPR (enhancer) ABS with metallic plating (stimulators) Batteries included (6 watch, 12 included) 3.5”x 1.5”/ 9 cm x 3.75 cm (enhancer) 2.5”x .75”/ 6.25 cm x 2 cm (stimulator)
