Brand new, unused. Since there is no packaging, I am selling it at a low price. 1. Support and shape the arch of the foot By simply wearing it, it supports the arch of the foot and shapes the arch, improving your foot alignment. 2. Improved exercise efficiency By conditioning your body from the soles of your feet and changing the way you walk, you can turn each step of your daily life into 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 it, 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, it is also suitable for walking, yoga, Pilates, etc. Instant purchase is welcome.