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The Karhu Synchron for men was created for runners who are neutral or mid to late stage overpronators. It offers a stable and comfortable ride with excellent transition and support. Redesigned Fulcrum technology ensures flexibility and comfort, while the upper moves easily with the foot. Plus, the open-cell foam insole provides a soft feel. Technology: Fulcrum, IdealKnit, Ortix Fit, AeroFoam, M-Lock and open cell foam insole. US10 Weight: 360g / 12.7oz; heel -toe 8mm
