The 247 Arc-1 Runner Winter in Chocolate redefines our performance silhouette for all-weather versatility. Engineered with a Sympatex® waterproof membrane, this marks the first fully waterproof iteration within the 247 lineup. The advanced Sympatex® technology provides total protection from rain and moisture while maintaining full breathability through its non-porous structure - ensuring comfort and temperature regulation in every condition. The anti-siphon mesh and TPU upper prevents water absorption, supported by sealed seams and a structured TPU mudguard for stability. A toggle speed lacing system allows rapid adjustment, while the supercritical foam insole delivers lightweight comfort and resilience. Finished with a solid EVA midsole and winter-ready On a Mission tread outsole, the Arc-1 Winter is designed for movement, built for the elements, and ready for 247. Weight: 355g (Half Pair UK 8)Heel Drop: 7mm