The Oleron mills are made of translucent acrylic and PEFC certified beech wood. Fully adjustable 2-stage pepper mechanism CRACKS then GRINDS peppercorns for ultimate flavor. Specialized mechanism is made with case hardened carbon steel; Patented coating prevents from corrosion for extra resistance. Round stainless steel top nut unscrews for refilling; tightness determines coarseness of grind. Made in France. – 28374 – 1 – B38-1