Develop 6-pack abs, sculpt your waist, get rid of love handles and chisel your chest in minutes a day. Armor Abs II will harden, flatten and strengthen your abdominal muscles in one smooth, rhythmic, impact free motion.Lateral pivot lets you move from a full crunch to an oblique crunch in one easy motion. No more hurting your knees or straining your back. Adjustable tension allows you to get stronger with each workout. Includes fitness guide.Manufacturer's 1 year guarantee.