Uppers made of exclusive vintage wash linen Soft washed, cotton canvas lining Countoured, cushy foam footbed with heel-strike cushion Exclusive cooling system with perforation and airflow channels for extra cool comfort Traditional long lasting natural rubber outsole Uppers are made of textured linen that features our new vintage wash finish made to our specifications and exclusive to seavees Our traditional calendar outsole is made with genuine gum rubber for a softer, more elastic result