Product Details
Karhu - Fusion 4.0 Summer Green / Black Running Shoes
The mens Karhu Fusion 4.0 running shoes in summer green and black are a neutral running shoe and feature Shortened Fulcrum + Propulsion unit for an efficient stride, nitrogen-infused AeroFoam midsoles, updated IdealKnit mesh construction uppers with improved breathability, and M-Lock lacing construction to ensure a secure midfoot.
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