Space-O Belt - Black Beuge The Boston Marathon is a

The Boston Marathon is a race

100% Thermoplastic polyurethane

The ZoomX midsole is backed by a full-length carbon Flyplate donated from the Vaporfly 3

For those moments where every second counts

Space-O Belt - Black Beuge The Boston Marathon is aSatisfy's SpaceO Belt ensures that nothing can slow you down come race day. It's a belt crafted from SpaceO perforated micro jersey that's engineered with a 4 pocket system so that you can carry the essentials on body. It includes 4 S Pins so that you can attach a bib to the front or side and a mini S Carabiner to clip in valuables. Space O This lightweight fabric is knitted and perforated in Italy. It naturally stretches in every direction following