The Karhu Synchron for men is a premium cushion daily trainer for runners who are neutral or mid to late stage overpronators. The Synchron gives you a soft, stable ride with a smooth, supportive transition.
Synchron 2021 uses advanced midsole materials to deliver the Karhu collection softer. The unit redesigned Fulcrum interior is more flexible than before, which accentuates the cushion and improves the transition. There Adjusted upper moves easily with the foot and adjusts to a wider range of foot shapes. From Recent addition is the open cell foam insole for a soft feel.

Technologies:
- Fulcrum length
-IdealKnit
-Ortix Fit
-AeroFoam
-M-Lock

-Insole made of open cell foam

Weight US10: 360g / 12.7oz
Fall from heel to toe: 8 mm