SLOVIC Double Wheel Ab Roller Gym For Exercise Fitness Equipment Ab Exerciser  (Yellow)

About This Item 1- AB ROLLER: Wide base improves stability and increases the range of motion to target all major core, back & arm muscles. 2. SPRING ACTION FOR ADDED RESISTANCE: Spring action provides support on rollback to ensure correct posture. 3. ERGONOMIC GRIPS: Comfortable non-slip grips give a firm hold and their angled design engages arms & back muscles effectively. 4. TARGET DEEP CORE: Ab Wheel workout isolates and strengthens the 38+ core muscles, including the glutes, quads and hamstrings. ROLLING LEFT & RIGHT: Alternate between forwarding, left & right roll-ups and hit all four sets of abdominal muscles, including both sets of obliques.