MAUS41718 - Big Leaf Maple, Baritone or Tenor Ukulele Back & Side Set, Med. to Fine Grain, Excellent Color & Curl, Amazing Ukulele Wood, 2 panels each 0.15" x 5.25" X 15.125", S2S, and 2 panels each 0.15" x 3.5" X 21.375", S2S