Abdominal exercise machine and Resistance Bands Combo: Elevate your workout routine with a dual package that combines cutting-edge ab roller and high-quality resistance bands set. Available in various appealing colors, this bundle ensures a comprehensive full-body workout experience. Five-layer Anti-Slip Technology for the Ab Roller: Achieve perfect stability and traction with the exercise abs roller, designed with five specialized layers. These layers work together to provide anti-slip functionality, durability, shock absorption, noise reduction, and support. Experience the ultimate workout without the distraction of noise or slippage. Automatic Rebound for Simplified Use: The rebounding roller incorporates automatic steel rebound and intelligent auxiliary brake systems. This makes it easier than ever to roll out and retract effortlessly during abdominal exercises, ensuring smooth and controlled movement. The abdomen wheel adopts ergonomic design and is equipped with elbow support, which can exercise back, shoulders, chest muscles, and shape abdominal, core muscle groups, and trunk lines. Specifications: The abdomen wheel features a four-wheel design with widened/lengthened wheels, increased wheel distance, and expanded ground contact area to effectively reduce rolling resistance and enhance stability during exercise.