Sebago Thayer Chukka boot is beautifully crafted with our premium leathers and suedes. Crafted with our extremely lightweight Sebago Thayer EVA outsole for lightweight performance. Cement Construction provides lightweight and flexible durability. Premium Full Grain Nubuck, Suede or Oiled Leather Upper with scotch guard treatment for durability and added protection. Two different sets of Round Waxed Cotton Laces for color options. Sebago Energy Return Heel Pad offers sustained cushioning and impact absorption.