I found a pair of these that were only worn once and I used them for my first year of track and they worked so well that I got a 1 second decrease in my 200. The carbon fiber plate is awesome at letting you take bigger strides and pushing you forward. I also like that they designed the shoe so it does not need to have spikes put in which makes it quicker to put on than regular spikes. The cushioning is super soft and when you are sprinting it does not hurt at all. I love the materiel because it allows your feet to breathe unlike other spikes that trap your feet’s heat inside making them sweaty. I did not get these spikes in any of these color-ways though because they are a test-sample Tokyo pair but they are great!
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