GHS 2420 (22-40) OUD Designed for the 11-String Oud, our strings feature nylon and silverwound tie end strings for clarity and depth of tone.Introducing our brand new Nitro-Pack singles! Each single string is sealed in a nitrogen environment, eliminating all oxygen, in a tear-resistant package. Whether you use one string or the whole set, the Nitro-Pack guarantees straight from the factory freshness!GHS Strings are manufactured in a state-of-the-art, climate controlled facility using precision equipment and only the purest of materials. When you buy GHS strings you get quality, consistency, lasting intonation and superbly harmonious sound!2420 Set: 022(2)-029(2)-025W(2)-029W(2)-033W(2)-040W