Clarks - Air Mover (Black Tumbled Leather) - Men's: Clarks signature walking shoe. Active Air system in both the midsole and footbed to keep your foot comfortable, cool and dry. Removable leather covered polyurethane Active Air Footbed. Flexible, cornerstitch construction centers the cushioning along the footbed. Padded tongue and collar to reduce irritation. Dual density polyurethane outsole reduces foot and body stress.