★Inside Mount--For inside mount,it will still let light in from the top and the side.Width: W(shade) need 0.4 inch less than W(window), Depth：D(window) need longer than 3 inch, Height: Suitable for Windows less than 72 inches.
★Outside Mount--For outside Mount, it will 100% block light. Width: W(shade) need 4 inch longer than W(window), Height: Suitable for Windows less than 72 inches.
★The color on the back is Silver - Silver coating blocks sunlight effectively, Can shield UV and sunlight in summer and block the cold air in winter.
★Safety Cordless Design - Built-in spring system, automatic lifting.The rate of rasing can be adjustable.
★Easy to Install and Maintain--All mounting brackets are included.You can wipe the fabric pleated shade with clean wet cloth to keep it new and clean.