Karhu Men's Ikoni Karhu Men's Fusion Karhu Men's Synchron Weight 9.6 oz 10.5 oz 12.7 oz Drop 8mm 6mm 8mm Category Neutral Neutral Neutral Use Everyday Training Daily training, walking, gym sessions Everyday Training Surface Road, Track Road Road Experience Description High cushion daily trainer for runnings and walkers who are neutral or early to kid-stage overpronators. Also ideal for gym goers and fitness enthusiasts. Cushioned daily trainer for neutral footed runners and walkers. Also ideal for performance-oriented athletes seeking a shoe for up-tempo workouts or race day. Premium cushion daily trainers for runners and walkers who are neutral or mid to late-stage overpronators. Also ideal for med referrals and people who stand all day. How It Rides Light and balanced ride with a smooth, guided transition Plush yet propulsive ride with a fast turnover. Soft and stable ride with smooth supportive transition through the entire gait cycle.