Liquorice Dip Butt Plug Set 3 Sizes (4" 5" & 6") - Black. This triple butt plug set is designed with you in mind. Starting at 4" and finishing at 6", you can take your time or go in at the deep end. The 4" has a suction cup for anywhere action, and the 5" and 6" can be attached to some strap-on harnesses. And you thought you didn't like Liquorice!