Women's Karhu Fusion 3.5 Women's Access to the battery is

Access to the battery is restricted by a flat-head screw

and experience lighter

biking or climbing

with a comfortable fit to prevent bouncing while running

It features automatic shut-off after one hour

Women's Karhu Fusion 3.5 Women's Access to the battery isThe Karhu Fusion 3. 5 is a responsive, cushioned road running shoe for neutral footed runners. The 6mm heel toe offset, shortened Fulcrum, and propulsion unit result in a swift and nimble underfoot experience. The newly redesigned upper mesh is softer in the toe box while the intricate venting pattern gives improved breathability. Technical Details Heel to toe drop: 6mm Support level: Neutral Weight: 252g Heel stack height: 24mm