Description: Slendertone System Abs is our most powerful abs belt with advanced technical features to deliver results in just 4 weeks. It delivers a complete abdominal workout for your mid-section and is the most advanced abdominal trainer on the market today. 20 minutes a day using 'Slendertone System Abs' is the Equivalent of doing 120 Ab Crunches! Use 5 times a week for 4 weeks to see firmer, stronger, more defined abs.