2025 Boston Marathon Celebration Jacket. Adidas and the boston athletic association have unveiled the official jacket for the 129th boston marathon. It fits slim for an unrestricted feel and blocks breezy air with wind.rdy.

The boston marathon celebration jacket can be purchased for $120 starting december 5 at adidas.com, as well as additional apparel and accessories. Features lightweight fabric, vibrant graphics, and a commemorative design for runners.