JOYENG Blinds Cordless Top Down Bottom Up Blackout Cellular Shade for window White 50% Light Filtering

【Size Selection】 Installation methods: Two installation methods are provided, namely Inside Mount and Outside Mount, to accommodate different window types and installation requirements. Dimension standards: Inside Mount: The product width should be 0-1 inch smaller than the window size. Outside Mount: The product width is 1 to 4 inches larger than the window size. For specific dimensions, please refer to the recommended size chart attached to the product to ensure an accurate match. 【Bidirectional height adjustment】 Supports bidirectional adjustm ent of the shades height up an d down, allowing flexible contr ol of the opening and closing degree to meet the lighting a nd shading needs in different scenarios. Balancing privacy and light-blocking: It can effectively protect indoor privacy, prevent outside peeping, and provide good light-blocking effect, creating a comfortable indoor environment. 【Service Assurance】 We offer a 90-day free return and exchange policy, ensuring you can purchase with confidence and have peace of mind with our reliable after-sales service.