Elixir Attune Phosphor Bronze - LightIntroducing Elixir Attune Strings a breakthrough in tone and feel that gives your guitar a voice youve never heard before. With its natural touch and crisp, longest lasting tone, Attune brings out the sound that keeps you playing for hours. Key Features: Crisp and clear tone Natural feel Firm grip puts you in control of bends and vibrato Most durable yet withstanding even the most hard hitting attacks Longest lasting tone of any string today