ON RUNNING MEN AND WOMEN'S CLOUDBOOM STRIKE 2

CLOUDBOOM STRIKE 2 The On Cloudboom Strike 2 is On's flagship marathon super shoe, rebuilt to push the limits of speed with an all-new CloudTec Sphere geometry and a lighter, more efficient PEBA foam. Featuring a redesigned curved carbon Speedboard plate, ultra-responsive Helion HF foam, and a refined engineered mesh upper, it delivers explosive energy return and a smooth, propulsive ride built for race day. FEATURES All-new CloudTec Sphere geometry with segmented channels for freer foam compression and rebound Lighter Helion HF PEBA foam for maximized energy return over marathon distance Redesigned curved carbon fiber Speedboard plate for propulsion and stability Engineered mesh upper with added structure around the heel collar and Achilles padding Available in a standard build or the ultralight LightSpray version with a robot-built, one-piece upper LightSpray manufacturing process cuts carbon footprint by 65% with less waste SPECS Best For: Marathon Racing, Road Racing, Tempo Workouts Surface: Roads & Track Support: Neutral Weight (Standard): 6.7 oz / 191 g Weight (LightSpray): 5.6 oz / 158 g Heel Stack: ~39.5 mm Forefoot Stack: ~34.5 mm Heel-to-Toe Drop: 5 mm Cushioning: Soft, Highly Responsive Upper: Engineered Mesh (Standard) / LightSpray One-Piece (LightSpray version) Midsole: Helion HF PEBA Foam Plate: Curved Carbon Fiber Speedboard UNISEX SIZE CHART This shoe is sized in men's sizing. Women should order 1.5 sizes up from their standard running shoe size (e.g., a women's 9 orders a men's/unisex size 7.5). Men's/Unisex (US) Women's (US) UK EU 6 7.5 5.5 38.5 6.5 8.0 6 39 7 8.5 6.5 40 7.5 9.0 7 40.5 8 9.5 7.5 41 8.5 10.0 8 42 9 10.5 8.5 42.5 9.5 11.0 9 43 10 11.5 9.5 44 10.5 12.0 10 44.5 11 12.5 10.5 45 11.5 13.0 11 45.5 12 13.5 11.5 46 13 14.5 12.5 47.5 Perfect for serious marathoners and racers chasing a personal best, delivering On's most explosive, efficient super shoe ride yet.