Bass Guitar Strings - Flat-wound Rotosound Jazz Bass 77 have been highly praised by Bass Player Magazine as their favorite flat-wound. They are made of stainless steel undercovers and a Monel 400 top tape. Monel is around 65% pure nickel — five times that of stainless! Oasis, Steve Harris, Roger Waters, and many others have all favored this particular string over the years. The steel used to produce these strings is unique, combined with a highly secretive manufacturing process. If you're looking for bass stings with a smooth feel and excellent tone you can depend on, you need Rotosound Jazz Bass 77 flat-wound Monel strings.Rotosound Jazz Bass 77 5-string Flat-wound Monel Bass Strings Features at a Glance:5-string bass stringsStandard gauge.045, .065, .085, .105, .130Flat-woundMonel with stainless steel undercoversDon't leave home without a spare set of Jazz Bass 77 flat-wound Monel strings in your case!