Our Belly core wood is simple. Clean No Knots . width is about 1 1/2" wide ,  length is 68-72" unless you need it cut shorter.  These belly core peices are for bows that will be receiving a backing. The grain will not allow them to be used without a backing. These are excellent belly cores but do not have vertical grain. They will require a backing of some sort. EPE core wood is about 1 1/4" wide and about 68" in length