• PRECISION FIT: Tailored from over 2 million 3D foot scans, the Karhu Fusion offers a fit ideal for neutral-footed athletes. Enjoy a plush yet responsive experience perfect for up-tempo workouts and race prep, thanks to the AeroFoam cushioned midsole and anatomical lacing for a secure, customizable fit.
• SIZE RECOMMENDATION: For the best fit, we recommend sizing up a full size compared to your regular size.
• AGILE & BREATHABLE: Engineered for agility, the Fusion features a shortened fulcrum and propulsion unit designed for quick strides. The Ideal Knit mesh enhances breathability while providing flexible support, making it your go-to shoe for both training and racing.
• HIVO: Available in both medium width and HiVo (Wide). More than just wide, HiVo provides a higher volume upper to accommodate thicker or broader feet, and feet with common problems like bunions, calluses and corns.