"EMP" Enhanced Molecular Protection is what gives Cleartone strings their amazing long life with virtually no loss in tone or playability." Everyone agrees that coated strings last longer than uncoated strings. And everyone agrees that uncoated strings sound better. You want the lifespan of coated strings with the brightness and feel of an uncoated set. Impossible problem? Not anymore. Cleartone Brand Guitar Strings has created Treated Strings; a long lasting string with a protective film that is so thin that Guitar and Bass players will never feel it. Yet with more durability than coated strings and resists flaking and "crustiness" longer. Buy a set today and see what the next generation of Treated Strings can do for you.