"The design philosophy behind the Scignal focuses on the intersection of kinetic energy absorption and metabolic efficiency. According to industry specifications, the shoe utilizes a high-resilience elastomer core, a departure from traditional EVA (Ethylene-Vinyl Acetate) foams which have historically suffered from rapid compression set—a common failure point in long-distance running hardware. By moving to a proprietary polymer blend, JANUARY claims to maintain structural integrity across a higher mileage threshold."
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