This climbing shoe is breathable and durable, with a breathable upper that is excellent for moisture management and super comfortable on your foot all day. The AirTex Silver lining helps to reduce odor. The shoe is completely WASHABLE so it's ideal for gyms and any climber that is looking to wash the funk off! The highly adjustable closure system adapts to multiple foot types and shapes. DO NOT PUT IN THE DRYER! AIR DRY ONLY!