MUSIC FIRST 21" Soprano Assorted Colors Country Style Ukulele Bags Gig Bags Ukulele Cases ukulele cover Version 1.1 Assorted Colors Country Style Design, Version 1.1, 2016 New Upgrade. Cotton (side) + High-D Nylon (up and down side) Fit for 21" Soprano Ukulele (item size: 22.5"*8"*3.2") Pure Cotton Double Shoulder Straps 0.5 inch thickness cushioning material inside, protect your ukulele well