11 inch long (27 cm), 2.5 inch thick top (5 cm) and 3 inch thick at the bottom (7.5 cm).A great choice if you find the Large Three Bangs Up Your Butt a bit scary… this one gets you started on the way to pop-pop-pop-heaven! Bright red soft phthalate-free vinyl, and we didn’t forget the suctioncup.