Crush your cardio workouts in the Inov-8 F-Fly! This lightweight gym shoe gives you a soft and bouncy ride during treadmill running and cardio sessions. Find your comfort zone during intense training sessions in the engineered air mesh upper. Its anatomical fit locks securely around the ankle and widens around the toes, creating a stable base for weight training. The POWERFLO PRO midsole and BOOMERANG FOOTBED combine to provide energy return and cushioning during high-impact exercise. Soft, light and breathable, the Inov-8 F-Fly is the perfect training partner! Shoe Technology Upper: Single-piece, engineered air mesh upper enhances breathability to keep you comfortable and dry during intense workouts. Anatomical fit locks securely around the heel and widens around the toes, creating a stable platform for weightlifting. Lightweight, 3D print Met-Cradle wraps around your midfoot for support during high-impact training. Midsole: POWERFLO PRO midsole and BOOMERANG FOOTBED combine to provide cushioning and energy return during treadmill running and cardio sessions. POWERFLOW PRO creates a low-to-the-ground profile for a natural ride. Outsole: Sticky rubber outsole offers uncompromising grip and traction during heavy lifts and high-impact movements. ROPE-TEC in the arch adds grip and protection during rope climbs.