MADE IN FRANCE- PEFC certified beech wood from sustainably managed French forests and steel mechanisms all made at the Peugeot manufacture, from concept development to commercialization MAXIMUM FLAVOR- Proprietary 2-stage pepper grinding mechanism made of case-hardened steel specially treated to keep the teeth razor sharp and protect from corrosion. Releases maximum flavor and aroma by first cracking each peppercorn before grinding. EASY TO USE- Classic grind adjustment: Turn the top knob tighter (clockwise) for finer grinds; looser (counter-clockwise) for coarser grinds. Safe, comfortable grip helps get high, consistent output with minimal effort BEST RESULTS- To get the best out of your Peugeot salt grinding mechanism, you should use: dry rock salt, with a max. diameter of 4 mm (0.16"). Not recommended for sea salt. Mills comes partially filled with peppercorns for immediate enjoyment. Mill comes partially filled with peppercorns for immediate enjoyment. Warranty - Lifetime on the mechanism, 5 years on the body of the Mill. Wipe clean with a soft cloth.