These are custom-made spikes from a sporting goods store. Size: 23.5cm 7mm fixed pins (cannot be removed) Please refer to the 8th photo for the custom specifications. These are in excellent condition, having only been used for one light 60-meter run on a tartan track. There are no tears, scratches, or worn-down pins. The original wrinkles may appear to have scuffs in the light, but there are no actual scuffs. The plate is flexible, making this model easy to use for all levels, from elementary school to general use. First come, first served, so please consider purchasing quickly if you are interested. Purchase price: 20,000 yen #Chronoinx #Sprints #SprintSpikes #TrackAndField #TrackSpikes