These block style transitions are approximately 4 3/4" from top to bottom, dimensions of the surface transition piece (top) have a  height 2 1/2" and a surface transition depth of 2 ". purchase price is for 9 transitions which include 8 inside corners and one free low profile outside corner. These have also been primed and painted two coats with Benjamin Moore super white semi-gloss paint! listing photos depicted are pictured with standard 2 5/8" crown molding which can be purchased at home Lowes or Home Depot. The free transition block bridges 2 5/8" crown molding on an outside corner. Each additional outside transition block is $6 plus free shipping with this listing. I also have middle transitions as well. message me for package price and I will create a listing for you.