Top and back: 5 1/2” wide by 18” long Sides: 4” wide by 22” long
Top and back: 5” wide by 13 1/2”long Sides: 4” wide by 18 1/2” long Couple of solid tiny, tight defects in the surface.
Top and back: 5” wide by 14 1/2”long Sides: 3 1/2” by 19 1/2” long