※ Usable only once. ※ Size: Approximately 22.5-23.5 cm Quoted from the official website: Balances from the soles of your feet, leading to a fit body and mind where you can shine the most. ① Soft material that fits your feet, allowing you to move with a barefoot-like sensation! ② Shuts down unwanted odors! Features deodorizing, antibacterial, stain-resistant, and anti-mold functions! ③ Cushioning is added to areas of the soles that bear pressure, reducing strain! ④ Easy to hold poses with the 3-point balance adjustment effect! ⑤ LAVA logo on the belt part, comes with an original logo drawstring bag!