It is an exercise product designed to shape one's thighs. The use is to put the Thighmaster between the knees and squeeze them together. This exercises the hip adductors. The simple mechanism allows exercising any suitable muscle where a small angle can be created to press it, for example the biceps (elbow flexion) or the hamstrings (knee flexion). You can intuitively know how to use the product according to the video. Master's thigh and hip trainer is small and convenient, and it is an exercise equipment that is very suitable for women to build a perfect figure, whether in the office or at home.