New Balance Sigma Harmony v2 - Unisex Sprint Track Spikes
The New Balance Sigma Harmony v2 unisex sprint track spikes wrap your feet in a ventilated knit upper to keep heat and humidity under control and your focus sharp. The cutting-edge BoaFit system and bootie design creates a precise, snug-fitting ride for high-speed sprints, catering to 60 to 400m events. A locked-in feel ensures your go-to sprint spikes won't fly off without you and provides an irritation-free fit. The full-length plate ensures explosive propulsion and race-ready traction to leav
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