5/8" honycomb fabric provides draft and UV blocking for energy savings and comfort Easily mounted inside or outside the window frame. Inside mounting requires at least 2.5" of depth. The cordless mechanism provides effortless and precise height adjustment. Green Mountain Vista is family owned and operated small business. Our American based customer service team is available 7 days a week to answer any questions related to product, delivery, and installation. Our Cordless Top Down Bottom Up Cellular shades are easy to install inside or outside the window frame. The light filtering fabric provides total privacy, a high degree of UV and draft blocking to keep the heating and cooling bills lower. The shade can be lowered from the top or raised from the bottom depending on your preference. A great solution for letting in natural light while maintaining a high level of privacy. Works with a wide array of decorating styles.