AbDominator is the premier, unrestricted, multidirectional core workout device available — period! With its patented roller-ball technology and ball overmolding the AbDominator lets you smoothly work in any direction. Rather than working your abs alone, with the AbDominator you get a complete core workout that also hits your arms, back, legs and butt. With the AbDominator, you control the intensity. It means anyone at any fitness level can get a workout within a few minutes.