DIMENSIONS: 13" x 13" x 12" (Top Diameter x Bottom Diameter x Slant Height) MATERIALS: Available in textured linen and silk-like finishes with a smooth, durable outer layer and a sturdy styrene inner lining EASY ASSEMBLY: Flat-packed and designed for quick setup—no tools required; assembles in minutes for instant refresh FITTER TYPE: Includes a standard spider fitter with metal washer; compatible with most harp-and-finial lamp setups APPLICATIONS: Ideal for table lamps, floor lamps, bedside lighting, or accent decor in bedrooms, living rooms, offices, and creative spaces Add a vibrant twist to your lighting with the DIY Knife Pleated Drum Lamp Shade by Royal Designs, Inc. Part of our Norah Pleat Collection, this easy-to-assemble shade blends bold knife pleats with rich textures and classic drum styling, delivering personality and elegance in one smart upgrade. Each shade is handcrafted using premium materials, including textured linen or silk-type fabrics that offer both durability and elevated visual appeal. The hardback structure features a styrene lining that maintains its shape, and a 1.5mm rust-resistant metal frame ensures long-lasting support. A Royal Designs, Inc.–etched washer adds a touch of authenticity and brand quality. Flat-packed for efficient shipping and simple setup, this shade assembles in minutes with no tools required, perfect for giving your lamp a quick and stylish refresh. Measurements listed as (Top Diameter x Bottom Diameter x Slant Height). Height is measured by slant height from top to bottom of the lampshade’s front face. Please measure your existing shade—a replacement harp may be needed for a proper fit or additional adjustment if changing the height of your shade.