Product Description Neon Hi-Def Green bass 45-105. Super bright colors that will sound clear, bright and musical. Neon's are 100% black light active and will glow under any UV light source. From the Manufacturer HI-DEF NEON™ Color Coated Bass Strings are available in a wide variety of luminescent color options designed to give your stage presence a little extra pop, especially under UV black lighting. They feature a round core wire and a silver-plated nickel-plated steel wrap. All strings include the neon colored K3™ coating, delivering longevity, more projection, fewer unwanted overtones, plus enhanced clarity and articulation.