Sized to fit the standard 3/8 wall with 3" x 6-13/16" opening. It can be hinged to swing in or out, from left or right, and is easily modified to use as an interior door. Kit includes: Real brass hinges, brass plated door knobs, brass-plated escutcheon plates, clear glazing and interior and exterior casings. Chrysnbon Window and Door Kits offer authentic designs with exceptional wood-grained detail. They are molded in white, high-impact polystyrene to eliminate tedious sanding and painting. All kits are easy to assemble and install, with illustrated assembly instructions, and include all of the necessary hardware."