Brand new, manufacturer sealed! All our strings are 100% genuine. We don't encourage counterfeit products! Description The GHS Flea Signature Set uses the GHS Bass Boomers formula. The Flea Signature Bass String Set uses a special Stainless Steel and Nickel Plate on the .105 Low E String. This special combination of metals and the Boomer Hex Core gives Flea the sound to drive the Red Hot Chili Peppers. The GHS Flea Signature Strings give Flea his signature sound.GHS Bass Boomers are 1 of the most popular electric bass strings for bass players around the world. GHS Bass Boomers have been known as Power Strings for years. Bass Boomers are wound with Nickel Plated Steel for a brilliant tone with great sustain. If you want to make your bass boom, you got to check out some GHS Bass Boomers. String Construction: Round Wound - Nickel Plated Steel Long Scale - Fits 34" Scale Basses. .045 .065 .085 .105