The On Running Cloud X 4 is highly popular for cross training and gym sessions. Whether you're doing treadmill runs, HIIT, mountain climbers, squat jumps, burpees, or box jumps, this lightweight ultra-flexible shoe gives moderate support and the ideal ground feel you need.

The Cloud X 4 gets upgraded with a nylon-blend X-shaped Speedboard®, offering both flexibility for barefoot movement and stability for jumps and lateral movements. It also gets the premium Helion™ superfoam midsole for extra padding, cushioning and comfort in the heel.

What to love:

• More comfort and cushioning thank to the upgraded dual-midsole: Helion superfoam + Cloudtec
• X-shaped Speedboard® gives barefoot flexibility & lateral stability
• Solid cross-trainer for treadmill runs, cross-fit, weightlifting

UPPER

• Breathable recycled mesh upper - made with at least 90% recycled polyester
• Upper's yarn is dope dyed – a process that requires 90% less water compared with standard dyeing techniques
• Excellent heel hold during multilateral movements
• Midfoot cage provides extra support and stability

MIDSOLE

• X-shaped Speedboard® for forefoot flex and versatility
  
• Plush materials in the heel and tongue for enhanced comfort
  
• Helion™ superfoam midsole for comfort and soft landings

OUTSOLE

• Rubber outsole for traction during side-to side movements