Adidas Adizero Boston 8 25cm Aoyama Gakuin University Collaboration 12,000 yen + tax Upper: <Engineered Mesh & S-Shaped Cut> The S-shaped stitching that runs from the outside to the inside of the instep helps to reduce slippage inside the shoe, thereby reducing energy loss. The highly breathable mesh is lightweight, while reinforcing areas that are subject to stress from the inside. Midsole: <BOOST™ Foam & Energy Rail> The energy rail, which is made by layering lightweight EVA foam, which is more than the previous model, on top of the BOOST™ foam, which has excellent cushioning and resilience, improves cushioning. It suppresses energy loss and supports stable running. Midsole: <Torsion System> The Torsion System, which is incorporated into the midsole and extends to the forefoot, supports from landing to kicking off. Enables smooth weight transfer. Outsole: <Continental Stretch Web> The Continental outsole with excellent grip reduces even the slightest loss. Last: <Microfit Training Last> Provides moderate room from the base of the foot to the toes, providing a comfortable fit even after long hours of wear. My daughter used these 5-6 times. After outgrowing them. Stored at home. There is some scuffing on the toes and signs of use, but I think they can still be used, so Please purchase with your understanding. #Marathon #Ekiden (relay marathon) #Running #LongDistance #MiddleDistance #TrackAndFieldClub