This big boy gets the job done with two sizes to choose from, 10.6" or 7.8". Constructed with medical grade PVC, this is the perfect next step for those who want to start getting adventurous.
Buy both if you are really set on leveling up.
The Prince's strong suction cup base will mount to walls, floors, bath tubs, washing machines (we don't judge), and whatever other smooth surface you can think of. Just get it in position and start working on those glutes.