D'Addario ECG23 Chromes Flat Wound Electric Guitar Strings, Extra Light, 10-4; ECG23; D'Addario's lightest gauge; flatwound strings. Chromes' smooth feel and warm, mellow tone; ideal for traditional jazz, rockabilly twang, R&B and some pop/rock styles; D'Addario's lightest gauge; flatwounds delivers smooth feel and warm, mellow tone with minimum tension Ribbon wound and polished for ultra-smooth feel and warm, mellow tone Environmentally friendly, corrosion resistant packaging for strings that are always fresh Made in the U.S.A. for the highest quality and performance String Gauges: Plain Steel .010, .014, Stainless Steel Flat Wound .020, .028, .038, .048; D'Addario; Chromes are the industry standard; flatwound guitar strings. They deliver; round, full low end without losing punch, making them ideal for jazz players; all types. Wound with flattened stainless steel ribbon wire, then polished; unparalleled smoothness, it's; wonder that; Chromes are the world's most popular flatwound strings.