Snap n' glide. This is a high quality, modern cordless roller shade that will surpass your expectations. Snap. Then glide. The shade lowers with you pulling down on the fabric. The mechanism is durable and secure. To raise the shade, pull down on the shade to trigger the mechanism. The shade automatically glides up once triggered. Pull the shade down again to fix it into position. This state-of-the-art mechanism is matched by beautiful, on-trend fabrics that Stir the imagination. Choose from a selection of light filtering, natural woven, room darkening, and solar fabrics. Stylish colors and textures, with the privacy and function levels you need. Plus, there is only a half inch light Gap between the edges of the shade to where the fabric starts. This reduced Gap is valuable for inside mounts that want to maximize the light blockage. Installation is also a "snap". inside or outside mount will work. All hardware and instructions for installation are included. A minimum of 1.5 inches is required for inside mount installation. 2 1/8 inches is required for flush inside mount installation. For outside mount, please note the bracket height of 2 1/8 inches is required for installation. Measurement: pre-cut the width includes a half inch deduction.