The legendary Les Paul worked with Gibson to develop these strings. The steel, hex-shaped core is wound with the purest nickel for a warm, smooth tone. To ensure the least amount of ambient noise possible, Les specified the additional detail of silk-wrapped ends, which results in a vintage tone with studio-quality performance. This is his Hybrid set, .009-.046 • MFSKU SEG-LES-1 • UPC 711106006574