These Ernie Ball Stainless Steel strings, here in a super light Super Slinky gauge (9-42), will give you longer string life, brighter, crisper tones and a great feel. If you need that super bright, glassy tone then these are the strings for you! The plain (treble) ones are tin plated, high carbon steel.This gauge is light which gives amazing playability for those huge bends and crazy vibrato but at the same time allowing good resistance for strumming and rhythm work. They're perfect for Blues, Rock and much more!The individual string thicknesses are: 09, 11, 16, 24, 32, 42. These are for sale with FREE next day UK delivery so get them quick and hear the awesome stainless steel tone today!