Karhu Women's Fusion 4.0 HiVo Running Shoe Best Sellers PWRTRAC rubber outsole and rock

PWRTRAC rubber outsole and rock guard ensure maximum traction and grip on rugged terrain

combined with the asymmetrical Mizuno Wave design and integrated rubber wall

Inspired by top trail runners

Long Sleeve

Karhu Women's Fusion 4.0 HiVo Running Shoe Best Sellers PWRTRAC rubber outsole and rockThe KARHU Fusion 4. 0 HiVo provides a plush and propulsive ride ideal for the neutral runner. New additions and adjustments to the Fusion 4. 0 make this shoe exceptional at seamlessly accelerating the transition from heel to toe off, ensuring a responsive underfoot experience regardless of pace. This update utilizes soft IdealKnit mesh for improved breathability and comfort. Most notable is the incorporation of new nitrogen injected AeroFoam in the