Its compact design is lightweight and easy to carry to drum circles or acoustic gigs. SPECIFICATIONS Resonating Body Material: 9 mm Baltic Birch Plywood Front Plate Material: 3 mm Baltic Birch Plywood Feature String: Dual internal fixed snare wires 10 1/2" X 15" X 10 1/4" - BALTIC BIRCH - MP-CAJON-PJSC.