Thank you for viewing. Purchased officially in November. Brand new, unopened. Runway Cure Sole Runway Cure Sole M size 22.0-23.5cm, 1 pair [From the official website] ● Forms the three arches of the foot (heel, ball of the big toe, ball of the little toe), supporting correct posture and walking. ● Just by wearing it, your posture is improved, supporting beautiful posture. Supports dieting by increasing the muscle activation rate of the whole body, aiming for a body that is easier to lose weight. With non-slip, ensuring safety and can be used easily like socks. Moisture-wicking and quick-drying fabric, so you don't have to worry about stuffiness or odor. Cross-fitting sewing, a structure that wraps from the sole to the instep. Also, it's excellent and can be used as yoga or gym shoes. Thank you for your consideration!