Celebrate the history of Boston running tradition with the adidas Boston Marathon 2026 Superlite Trainer Hat. This hat highlights 130 years of marathon history, with a heat transfer logo in classic Boston colors on the front. This sleek, lightweight running hat features an ultra-breathable design with perforated side panels for plenty of airflow to keep your head cool and dry as you attempt to conquer Boston's famous 26.2-mile course. This hat's hook-and-loop closure offers a personalized, secure fit while reflective details help runners be seen while running in low-light conditions.