The On Running Cloud X 4 Glacier Stone redefines versatility with its blend of precision engineering and dynamic style, built for athletes who train hard and move freely. Its engineered mesh upper in cool glacier blue and stone grey tones delivers lightweight breathability and adaptive support, keeping your feet cool and secure during high-intensity workouts or daily runs. The seamless, low-profile design enhances comfort while allowing unrestricted movement, and strategically reinforced zones around the heel and midfoot provide added stability during lateral or explosive motions. Underfoot, the CloudTec® midsole with Helion™ superfoam delivers responsive cushioning and energy return, ensuring soft landings and powerful push-offs. The integrated Speedboard® plate boosts forward propulsion, making every stride smooth and efficient. A durable rubber outsole with traction pods ensures reliable grip across multiple surfaces. Finished with subtle On branding, the Cloud X 4 Glacier Stone combines Swiss-engineered innovation, sleek aesthetics, and multi-sport performance for those who refuse to slow down.