On - Cloud X 4 - Running shoes size 8,5, grey

On Running Cloud X 4 Trainers. Here´s a flexible, versatile training shoe built for feel-good workouts.X-shaped Speedboard®:- From burpees to box jumps, take on all types of training with power, bounce, and control thanks to the X-shaped Speedboard®. Made with better forefoot flexibility during multi-lateral movements.Made for versatile training:- The Helion™ superfoam midsole is optimized for training, balancing energy return with stability. For lateral support, the midfoot cage and star lacing system wrap securely around the foot.Innovative materials:- The shoe uses 50% bio-attributed Zero-Gravity foam, made of renewable materials like waste cooking oil. Meaning 20% less CO2e emissions compared to standard EVA midsoles. Plus, selected colorways feature dope-dyed yarn in the upper - a coloring process that uses 90% less water.Features:- X-shaped Speedboard® for forefoot flex and versatility- Helion™ superfoam for soft landings and powerful take offs- Midfoot cage provides extra suppor