Slendertone bottom is clinically proven to lift and reshape the bottom in 4 6 weeks it uses electronice muscle stimulation ems technology to target and exercise your gleutus muscles this technology has been used for over 50 years in hospitals clinics and physiotherapy practices around the world to strengthen and rehabilitates muscles independent clinical study on 72 subjects has proven 30 minutes with slendertone bottom is as effective as doing 60 reverse leg lifts used 4 times a week