Lambrequin refers to a decorative valance or drapery that is hung above a window, door, or mantelpiece. It is typically made of fabric and serves as an ornamental element in interior design. Lambrequins can be intricately embroidered or adorned with tassels, fringe, or other decorative details. They are often used in traditional or formal settings to add an elegant touch to the window treatment. Drapery around the top of a bed.