OLUKAI Holo Lio II Leather Made in USA or Imported Premium oiled pull-up full grain leather, suede underlay soft pigskin and Dri-Lex microfiber synthetic suede lining Non-marking molded rubber with weather-resistant lug design on the forefoot and heel Metal ring and leather strap on the instep, heavyweight zipper for easy on and off, and leather tab on zipper pull 20176