Unlock your speed potential! Your updated Men's On Cloudflow 5 road running shoe now delivers elite-level performance. Featuring race-day Helion HF foam for exceptional energy return and an ultralight engineered mesh upper with expanded toe box for natural movement. The glass fiber-infused Speedboard provides snappy responsiveness while maintaining comfort. Unlike competitors' stiff speed shoes, the Cloudflow 5 balances speed and comfort for runners seeking a versatile performer that excels from tempo workouts to race day.