CenteringCentering measures within tolerance on all axes, with no perceptible deviation from center on either the left-to-right or top-to-bottom planes.
CornersAll four corners are sharp and structurally intact, with no whitening, fraying, or soft wear present under any lighting angle.
EdgesAll four edges are clean and firm, with no chipping, nicking, or roughness detected along any edge surface.
SurfaceBoth the front and reverse surfaces are free of scratches, print defects, staining, creasing, and loss of gloss, presenting a flawless finish throughout.