101st Hakone Ekiden Cap Commemorative Tournament 2025 Not for sale Mizuno product Free size (adjustable with adjuster) 100% nylon Mesh lining Used for two days at the Hakone Ekiden. For Hakone Ekiden fans and collectors, how about it? Please note that it will be flattened to approximately 3cm and shipped in simple packaging. Size...FREE SIZE Features...Hakone Ekiden model