The adidas Adizero XT is a low profile trail running shoe Air mesh with synthetic leather overlays upper. Air mesh tongue is connected to the upper on the medial side of the shoe to help keep out trail debris. adiPRENE plus midsole maintains forefoot propulsion and efficiency. adiPRENE insert for comfort and shock absorption. Nonslip lining for comfort and performance. Molded respoEVA sockliner for anatomical fit and great step-in comfort. TRAXION outsole.