OPERATION PRINCIPLE - The inner thigh exerciser works by resistance training to strengthen the core muscle group, shape the thighs and buttocks; By kegel exercise, it accelerates postpartum recovery, improves relaxation symptoms, relieves chronic pelvic pain, enhancing health!BUILT TO LAST - Built-in spring design ensures the thigh exercise equipment with good resistance for exercise while noise-free movement; Triangle structure design makes it with good stability and durability; Enlarged leg panel design fully fits your leg contours offering comfort and safety during your workouts.UPGRADED THIGH MASTER - Upgraded thigh master thigh exerciser offer 3 adjustable resistances for better exercise experience and perfect physique, which fits for fitness person who wants a physical training, postpartum mothers, people with flat buttocks, sedentary work, high thigh fat, etc.EASY TO USE- Train 2-3 groups per day by simply placing our pelvic floor strengthening device between your thighs, legs, or elbows, and squeezing. Compact and portable design makes it can be workout at home, outdoors, in the gym or the office so you can achieve your fitness routine anytime, anywhere and enjoy the convenience of effortless exercise.360-DEGREE ROTATION DESIGN - Designed with 360-degree freely adjustable leg panel, our pelvic floor muscle repair trainer can change the angle of the device to meet your workout needs to train thigh, arm, chest, back, butt, pelvic floor, etc.