Zimo 21" Acoustic Soprano 4 String Haiwan Ukulele Musical Instrument Uku White Size: 21 inches / 7-15 Days Delivery(Tracking number) Ukulele back made of maple wood. Front panel made of basswood The Ukulele is in loose state before it is sent to protect it from demge Even if it is adjust, it is no use because it will be in wrong tone after transmission 21" Ukulele