The forefoot air unit adds a element of responsiveness to the front of the shoe, best running shoes for running on concrete.

HIIT, mountain climbers, squat jumps? No problem. Here's an ultra-flexible training shoe built for feel-good workouts.

• Weight: 288g

• X-shaped Speedboard for forefoot flex and versatility

• Helion superfoam midsole for comfort and soft landings

• Midfoot cage provides extra support and stability

• Excellent heel hold during multilateral movements

• Breathable mesh upper

• Plush materials in the heel and tongue for enhanced comfort

• Rubber outsole for traction during side-to side movements

The memory foam collar conforms to the ankle contour for personalized lockdown, running shoe geeks.