Adjustable Resistance and Small ArmestAb Machine is equipped with removable small handrails, suitable for the elderly or beginners; it offers 3 levels of adjustable resistance and an automatic rebound system, perfectly adapting to different fitness levels (from beginner to advanced), ensuring standard and safe movements Effective ABS trainingQuickly sculpt tight abs in just 10 minutes a day, Ab workout equipment is designed for core and abs muscles and is ideal for an efficient workout at home