??Solid Material & Durable Design??MBB Core & Abdominal Workout chair is crafted with sturdy iron and steel . which is durable for long-time use. The Solid Iron frame comes with huge weight capacity of 300lbs. All of heavy-duty steel tube frames are finished with a powder-coated painting that offers reliable durability. Comfortable rubber seat cushion effectively reduces impact force generated during exercise.??22 Ways to Exercise??22 IN 1 Wonder Master is a professional level ab/core machine .22 different training keeps you in shape.Arm rows .Bicep Curls .Triceps extension .Sit-up .Push- up .Abdominal crunch .Twisting .Works all the major muscle groups.??Science Workout??MBB professional ab machine can also help to build up muscles of your full body.We provide free Training guide and workout DVD for teaching . aim to take your ab and core muscle to a new level.??Easy to Assemble and Store??Ab Trainers ROWING MACHINE is quite easy to carry & store. Clear and brief instruction make it much easier to assemble.After finishing workout . you can put it in the corner . rely on the wall or under the bed. And it’s light enough to easily move around. Just follow our manual instructions and you will assemble them in no time. It is not only suitable for gym but also can be used at home and office.??Quality After-Sales Guarantee??Customer satisfaction is top priority .and there is a one-year guaranteed for this item.Should you encounter any problem with this product during use .Please feel free to contact us for assistance . 24/7 customer service.