Retail price: 4,999 yen This is a completely new item, never even tried on. The inside is made of soft sponge for a comfortable fit, while the outside is made of hard sponge for a sturdy feel. The surface is PU, which is also highly durable. The inner lining, which comes into direct contact with your feet, is made of quick-drying material, so you can feel secure even if you sweat. Suitable for a wide range of users, from beginners to professional athletes' hard training. *The M size is a size that can be used by adults, and is suitable for people up to 177cm tall.