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

• 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