This is the popular Nike model "MC TRAINER 2" (retail price: 9,130 yen). The size is 27cm. Below is the product description: The Nike MC Trainer 2 is a shoe that allows you to smoothly transition from circuit training in the weight room to training on the turf field. It supports quick changes and seamless conditioning. This versatile, stable, and durable multi-purpose shoe allows you to focus on the physical work at hand. It supports diverse and intense training, from back squats to sprints. You don't need to stop your workout to change into another pair of shoes. Brand new, purchased from a Nike store. I have other items for sale too! Please check them out. Product number: DM0823