Version 2.0 upgrade from PU to Genuine Leather / Durable Colorful Ukulele Straps, full cotton body / Fits for all size ukulele / Width: 4cm(1.57"), length: 128cm(50") max, 73cm (28.8") min / One piece of MUSIC FIRST Ukulele Strap Locker (Worth $7.99) + One Golden color strap nail as free gift. (The ukulele in the picture is not included)