Mini Martin 000 Packs a Fun, Punchy Tone From the stage to the beach, the Martin 000Jr-10 acoustic is an on-the-go picker's dream come true. This comfortable mini delivers iconic Martin 000 visuals and sonics in a smaller form factor — one that's not only great to travel with, but easy to learn on as well. The X-braced spruce top on sapele back and sides blooms to life with warmth and depth at every pick stroke. Notes ring out with harmonic richness and bell-like clarity that belie the 000Jr-10's reduced size.Select tonewoods Guitarists at GearNuts know there's no substitute for top-quality tonewoods. That's a major reason this Martin 000Jr-10 is such a value: it uses solid tonewoods not typically found on guitars in this price range. Its X-braced top is built from solid spruce, a choice wood for musical depth and dynamics. Its back and sides are made from sapele,