Men's Karhu Fusion 3.5 Sealskinz 5 Technology particles which help

5 Technology particles which help regulate temperature and moisture management

The material Natex

super soft silicon which stretches to fit any toe

The compressive element also stimulates blood flow which can help prevent the build up of lactic acid during and post activity

They provide open-ear listening which allows you to hear music and what is going on in the world around you

Men's Karhu Fusion 3.5 Sealskinz 5 Technology particles which helpThe 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 Weight: 300g Support level: Neutral