Nike Air Monarch IV Men's Cross-Training Shoes Size 10.5 Clean, used, odor free. No holes, just signs of common use, please check the pictures. You're king of the cross-training circuit in the Air Monarch IV men's walking shoe from Nike. It's crafted using a supportive blend of leather and synthetic materials, while Air-Sole® cushioning technology provides responsive shock absorption on impact. Leather/synthetic upper Lace-up closure Air-Sole® cushioning technology Rubber outsole.