Thicker & bigger is better! Versatile, stretchy, gently ribbed enhancer adds girth and support for him Pleasure nubbies and dual ticklers add incredible stimulation for her 2 powerful removable vibrating bullets with push button control Soft TPE (enhancer) ABS with silver plating (bullets) Batteries included (6 watch, 12 included) 4.25”x 4”/ 11 cm x 10 cm (enhancer) 2.25”x .5”/ 6 cm x 1 cm (bullet) Inner diameter is 1in, but is stretchy.