Originally Posted by stochastic

I personally will not use MDF, its dust is just too carcenogenic and it's quality is difficult to discern (many people have said that home depot MDF is much worse quality than other MDF). A good plywood like Baltic Birch or marine grade anything (mahogony is really nice sounding and resists moisture changes very well) will be your best bet. Baltic Birch plywood is also lighter for the same amount of strength when compared to MDF.