Butt Exercise Equipment

exercise equipment
Fitness gear or clothing — for example ‘stability ball’.
An exercise equipment is any equipment used for physical exercise.

butt
A cask, typically used for wine, ale, or water
thick end of the handle
border: lie adjacent to another or share a boundary; "Canada adjoins the U.S."; "England marches with Scotland"
A liquid measure equal to 2 hogsheads (equivalent to 126 US gallons)
the part of a plant from which the roots spring or the part of a stalk or trunk nearest the roots