The Ab Circle Pro V2 is great for working your upper, middle and lower abs and obliques. It works your entire core in one simple fat-burning motion. You can get a firmer, flatter stomach without doing endless sit-ups and crunches.
Flex Belt Ultimate EMS Toning Belt – Get Firm Abs
With The Flex Belt you can get more powerful, toned abs in a few short weeks. With The Flex Belt, you can train your abs even if you are busy or way too tired for a classic workout.
Slendertone Flex Abs Toning Belt System
Slendertone Flex System – Abdominal Toning Belt.