Karhu Men’s Fusion 4.0 HiVo Size:9 while the ultra-light EVA foam

while the ultra-light EVA foam enhances shock absorption

High-visibility design plus lightweight

the midsole delivers a softer and more energetic ride than its predecessor

Cushioned Trainer

Karhu Men’s Fusion 4.0 HiVo Size:9 while the ultra-light EVA foamThe men's KARHU Fusion 4. 0 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