S/2 SALT & PEPPER MILL DUO ACRYLIC 4"The Bistro acrylic set contains a pepper mill and a salt mill whose transparent design reveals the full beauty of the pepper and the sparkling white of the salt crystals. This see through material has the considerable advantage of allowing you to tell the pepper from the salt with a single glance! The steel mechanism in the mills comes with a lifetime warranty. The button can be used to adjust the salt or pepper grind size in a single motion.