Used about 10 times. Shows signs of use. Runway Cure Sole M size (22.5-23.5cm) 1. Support and shape the arch of the foot By simply wearing them, they support the arch of the foot and shape the arch, improving your foot posture. 2. Improved exercise efficiency By conditioning your body from the soles of your feet and changing the way you walk, each step of your daily life becomes training. 3. Core stability and beautiful posture By stabilizing your feet, you can reduce core instability and support beautiful posture and style improvement. 4. Beautiful legs and diet support By continuing to wear them, you can expect beautiful legs, diet effects, and the elimination of swelling and lower body fat! 5. Various usage scenarios In addition to everyday use, they are also suitable for walking, yoga, Pilates, etc.