Your strings affect both the way you play and the way you sound, so choosing the right set is crucial. Want to figure out which set you should string up with next? Dunlop is a manufacturer of musical accessories, especially effects units. For over 50 years, Dunlop Manufacturing has provided guitarists with premium pedals and essential accessories they need for everyday performance. Dunlop has acquired several well-known effects pedal brands, including Cry Baby, MXR and Way Huge.