On Cloudboom Strike LS

Who Are These Running Shoes For?

Born for ambitious racers and seasoned speed-session enthusiasts, the Cloudboom Strike LS excels with lightweight precision, seamless fit, and propulsive energy for goal-crushing workouts.

Feelings and Experience

These laceless racers feel feather-light and snug, delivering a springy, bouncy ride with smooth transitions that make every stride feel effortless and fast.

Performance Specs

• Drop: 4 mm

• Cushioning: Dual-layer Helion HF hyperfoam

• Responsiveness: Spoon-shaped carbon Speedboard®

• Stability: Moderate platform, firm underfoot

• Pace: 2:50 min/km (4:33 min/mile) for intervals to 3:30 min/km (5:38 min/mile) for threshold

Best Distances and Maximum Speed

Optimized for 5 K through marathon, the Cloudboom Strike LS sustains up to 3:00 min/km (4:50 min/mile) pace in races.

Technologies and Materials

Featuring On’s LightSpray™ one-piece, glueless upper (30 g) for a second-skin fit; a pre-shaped carbon-fiber Speedboard® sandwiched in Helion HF hyperfoam (40% bio-based) midsole; CloudTec® outsole elements for smoother roll-through; Missiongrip® rubber outsole for durable traction.