Add a perspective view to your next make with the Tim Holtz Baseboards Window Frames pack. Display photos and more with this collection of printed baseboard frames in an assortment of sizes, shapes, and colors resembling old windows. Frames range from 1.875x2.125 to 5x3.25 inches. Baseboards Window Frames are printed backboards used as a project embellishment. Constructed of paper chipboard. This package contains Tim Holtz Idea-Ology Baseboard Frames - Window, 10 pieces. Imported.