A square edge means boards fit flush against each other for a smooth, traditional look.

A micro bevel or full bevel edge creates an angled effect where boards meet, to create more depth and dimension. 

Kissed edge is the same benefit of the micro-bevel, but with the look of a square edge.

Hardwood – Color varies with each plank creating a natural mosaic. Low: Color varies slightly from plank to plank.  Medium: Color varies moderately from plank to plank.  High: Color varies significantly from plank to plank while retaining some similarity.

Porcelain -Any variation in color or texture from tile to tile. Medium: Color and texture vary moderately from tile to tile. High: Color and texture vary significantly from tile to tile while retaining some similarity. Very High: Color and texture are potentially dissimilar from tile to tile