The unisex Merrell SpeedARC Surge BOA running shoes in white are designed hiking, running, and casual lifestyle and feature BOA® Fit System for a micro-adjustable and precision fit, all-new proprietary system of active response coils powered by dual layers of FloatPro+™ supercritical foam for responsive cushioning and stability with a nylon FlexPlate™, and Matryx® upper combines multi-filament threads of Kevlar and high-tenacity polyamide to create a single layer of material that is lightweight, with better breathability and abrasion resistance.
