buy on amazon:
Solid steel construction: This Abdominal Trainer is made of heavy duty thick steel, very strong and stable. And it can support up to 220lbs. Thick high density foam can prevent knees from injury.
Smart Monitor: Includes smart monitor that calculates exercise time, repetition, and calories burned.
Adjustable Resistance Levels: 3 levels strength adjustment, using a humanized curved track design, more effective release of lumbar pressure, reducing sports injuries, arc slide track is easier to get on
Multi-Function: This Abdominal Trainer is designed to work your arms, abdomen, legs, waist and hip. And it is perfect for both men and women
Foldable: It can be folded up when not use, easy storage and space-saving