The Woodgrain Millwork 11/16 in. x 3-1/2 in. x 96 in. Primed Finger-Jointed Pine WP 7715 Casing is used around doors and windows to cover the gaps between the frames and walls. Primed Finger-Jointed Pine WP 7715 Casing is the finishing touch on any window and door. You can combine casing with a back band to create a bold one of kind look. Color: White.