Cleartone Akustisk streng Custom Light 11-52.011 .015 .024 .032 .042 .052 Your acoustic guitar will never be quite the same. Cleartone acoustic strings start off with premium 80/20 bronze construction. The award winning and patented Cleartone Treatment is next. At only one micron thin, there is no flaking, no slippery feel or dampened tone. All strings in a set feature the Cleartone Treatment for long life and pure tone without compromises.