【Day Night Dual Function Skylight Shades】Day and Night skylight shades provide precise light control. Featuring a dual-layer structure, these skylight blinds offer both light-filtering and blackout effects. You can choose the desired effect, ranging from semi-transparency to complete blackout, according to your usage needs. 【Noise Reduction & Heat Insulation】Our skylight blackout shades for roof utilizes a unique double-layer honeycomb structure, effectively blocking external cold or heat and helping to maintain a stable indoor temperature. In winter, it reduces heat loss, while in summer, it lowers heat penetration. Moreover, the special honeycomb structure also diminishes external noise, creating a quieter indoor environment. 【Provide Blackout】Blackout cordless honeycomb skylights shades possess the characteristic of complete light blocking, effectively preventing external light from entering, providing perfect privacy protection, creating a quieter and darker sleeping environment, ensuring a high-quality sleep experience. 【Easy to Install】Our skylight window shades is adjustable, with smooth and simple operation. We provide installation instructions and videos, with detailed installation videos available at the provided link. If you encounter any issues during installation and use, feel free to leave us a message, and we will promptly address your concerns. 【Telescopic Push Pull Rod】Manual model push-pull system, the window shades can be controlled up and down freely and stop at any position. This is a very free way of operation by a telescopic push pull rod (not included but optional for 3 specifications: 35"-59", 43"-78", 51"-98").