With the success of Kala's travel ukulele (with its thin body) it's not surprising that they added to the line with different woods on the back and sides (the top is still made of solid spruce). This model is made with laminated flame maple.
Construction: Solid Spruce Top, Flame Maple (laminated) Back and Sides
Tuners: Die-Cast Tuners
Binding: Black and White Purlfling Maple