Hybrid.
Stabilized fiber - fabric knife blank scales and block. One set - 2x stabilized blank scales together or one blank block. For knife maker - knifemaking, knives handle or grip. Is a more durable material than stabilized wood burl, looks like micarta sheets crosscut knife scales. The scales and block will be unpolished and unvarnished.
5-1/16" x 2" x deep ? or 130 x 50 x deep ? mm.