Brand new dual ab wheel abdominal roller exercise fitness. This non-slip wheels, a compact outline and molded hold handles. This wheel is a simple to-utilize exercise great for adding muscle in the chest, shoulders, back and arms. Ab toner has two/three non-skid wheels for extra stability. Easy-grip handles. all fitness levels defines core muscles. Lightweight, portable dual-wheel design increases stability. The rubber hand grips ensure safety,comfort & rubber covered wheels for safety.