• Item 253827
• Our lightest, most breathable construction yet.
• In the softest perforated nubuck or full-grain leather, plus a new extra-breathable leather that’s specially processed to optimize air flow, so it’s twice as breathable as traditional leather. 
• High-rebound ventilated EVA sole maximizes the flexible comfort.
• Temperature-adjusting J&M Smart Degree Technology® activates at both hot and cold temperatures, maintaining a higher degree of comfort, so your feet feel just-right all day long. 
• Removable, dual-density cushioned insole. 
• Rubber heel for durability and improved traction.