Features: The ergonomic pad design gives the buttocks great adhesiveness It imitates the professional massagist,so it's easy and convenient for you to use and try This trainer can help tighten your hips and relax your muscles,so that your buttocks can look more protuding,which is what you always want It can raise the hip curve and make you have a glamorous figure It is a tightened hip coach of the buttocks,and a dedicated EMS training machine for exercising the hip line Suitable People: 1. A long sedentary,lack of workout worker 2. Housewives with tired daily chores 3. People who drives for a long time and have stiff muscle 4. People who wants a better figure 5. People who needs postpartum body shape Specification: Type: hips/buttocks trainer Size: 23.5*15.5*3cm Function: tighten, buttocks lifting, massage and relaxation Package included: 1 x Hip Trainer 1 x English Manual