Home Gym 4 Wheel Pro Advance Wheel Roller Abdominal Fitness Trainer And Stomach Exercise Machine Equipment Workout for Men & WomenAbout this item The ab roller comes with a knee foam pad, a foam knee pad gives you comfort and protects your knees while you exercise. The ab roller with 4 wheels and a foldable frame connected with 2 detachable handles, which is easy to carry by putting it into the extra buggy bag that comes with the product. An inner frame structure made of durable stainless steel ensures it withstands high intensity exercise and long time use AB 4 Wheel roller is