String material: Standard steel string. Sound boards material: Paulownia wood.Guzheng; rosewood bridges, finger picks, tuning wrench, 2-piece matching stands, soft carrying case. It looks beautiful, elegant and fresh. The sound panel is made by paulownia that from Henan Lankao of China. Paulownia light and tough, and does not cracking. This is a travel size Guzheng. It's design for kids, beginners and travel use. The sound is smaller than standart size Guzheng. It's not for high level student or performance. The item "49 Travel Guzheng Harp Chinese instrument zither Koto 21-String #02502" is in sale since Saturday, May 30, 2020. This item is in the category "Musical Instruments & Gear\String\Folk & World\Guzhengs". The seller is "bestbtoc" and is located in Sacramento, California. This item can be shipped worldwide.