【100% Blackout】: Built-in aluminum foil, these cordless cellular shades can 100% block sunlight..【Cordless Design】: Push-pull automatic locking system, safe for children and pets. It's very easy to pull the shades down and up, you can control the honeycomb blinds at any position you want..【Honeycomb Design】: Thanks to the special honeycomb structures, the blackout shades can reduce noice effectively. Warm-keeping and energy-saving, which is the killer of the transmission of cold and heat..【Top Quality & Easy to Clean】: These blinds for windows are made by 100% polyester fabric and can be cleaned by cloth or feather duster. Ideal for bedroom, kichen, bathroom, office, children's room or any where need blackout sunlight..【Easy to Install】: These cordless window shades are easy to install and can both inside and outside install. For an inside mount, please order a window shade that is at least 1/4 inch smaller than the width of your window. For an outside mount, please order a window shade that is at least 1/2 inch wider than the width of your window (minimum 2-Inch depth required for inside mount).