SpeedArc Surge BOA

The Merrell SpeedArc Surge BOA Infuse delivers precision fit and responsive energy return for serious runners on any terrain. The BOA® Fit System provides micro-adjustable closure for a locked-in feel that adapts throughout your run. Nylon FlexPlate™ technology returns 100% more energy with every stride, while the lightweight Matryx® upper offers superior breathability to keep your foot cool and dry. Built for speed and comfort on every mile.