This item lifts up hips to make them plump and elastic. This product can be used to do self-training excercises anywhere as you like which can free from side effects. It works great on the droop, flat, spot and not symmetrical butt. As a good helper for shaping buttock, this product can be better to firm loose skin, reduce cellulite, body building, and relieve muscle soreness and stiffness as well. Features - Color: Random Color. - Material: PP. - Size: About 23.5x11x15.5cm. - It lifts up hips to make them plump and elastic and have a good figure. - This product can be used to do self-training excercises which can free from side effects. - Itcan be easily put betwween tow thighs close to buttock. - It works great on the droop, flat, spot and not symmetrical butt. - As a good helper for shaping buttock, this product can be better to firm loose skin, reduce cellulite, body building, and relieve muscle soreness and stiffness as well.