Grey Cordless Roller Shades - Blackout Blinds for Home and Office (21 W x 72 H)

About this item

• 【High-Quality Fabric】: AOSKY cordless roller shades are crafted from polyester with a thermal insulated coating. The fabric is soft, smooth, and free of imperfections, with excellent durability and easy maintenance. Our blackout blinds provide complete sunlight and UV ray blockage. The thermal backing helps to maintain room temperature, reducing energy costs in both winter and summer.
• 【How to choose right size】：To make sure to cover the entire window, outside mount shades need to be 4 inches wider than windows wide. If your windows width is 30", order size 34" would be okay for outside mount；If your windows are 30" wide, order 30" or slightly less for internal installation. Don't worry window blinds height,it can adjust from 0" to 72". （Pls Note）：Fabric width will be 1" narrower than the size of the shade.
• 【How to adjust the rebound position and rebound speed of roller blinds？】： Adjusting the rebound speed: open the right side cover and adjust the screw clockwise to make the rebound speed slower and counterclockwise to make it faster. Adjusting the rebound position: open the left hood and adjust the screw counterclockwise to stop the roller blinds in the desired position and return to this position when contracting the roller shades.
• 【New Innovative Design】: The cordless design is safer for kids and pets. The cordless roller blinds are more convenient than corded roller blinds. Built-in the robust spring-loaded mechanism, which has passed 5,000 times usual lifting or pulling down tests for each blind, You can stop the shade wherever you want smoothly. Open the roller blind, pull it to the place; Shut the roller blind, you can gently pull the buckle, and the roller blind would automatically close.