MAUS40736 - Big Leaf Maple, Baritone Ukulele Back & Side Set, Fine Grain, Excellent Color & Curl, Exquisite Ukulele Wood, 2 panels each 0.14" x 5.5" X 15.875", S2S, and 2 panels each 0.14" x 3.875" X 21.375", S2S