Centering60/40 or better on the front. 80/20 or better on the back.
CornersModerate wear on corners, with fraying & chipping. Noticeable by the naked eye and more pronounced under magnification.
EdgesLight to moderate chipping, wear, & minor nicks visible under inspection. Edges remain generally clean and intact.
SurfaceModerate scratches & scuffs, with some light staining. No significant creases but minor surface indentations.