[100% Blackout]:100% Blackout 75"H Window Roller Shades ensure your privacy.it's not only blocks UV rays but also help keep a room comfortable thanks to its thermal insulation coating.Once the sun goes down, neighbors, passersby, and even potential burglars can see into your home. Even if you close your window coverings at night, some don’t offer the privacy you need to keep people from peering,it blocks light effectively and keeping prying eyes out.[Safety Device]:Our shade blind with chain pulley, it's child and pet-friendly. In order to prevent injury a child or pet gets tangled in the chain,we have a safety device to looped bead chains and cords to the floor or wall permanently anchor continuous,Make tasseled pull cords as short as possible.Eliminate any dangling cords.Keep all window cords well out of the reach of children. Note move all cribs, beds, furniture and toys away from windows and window cords.[Material]:Joydeco window blind shade stays cleaning with its anti-static, dustproof, and waterproof properties. The shade also helps reduce noise from outside and can help balance the temperature in a room because of its thick fabric,which also can improve energy efficiency in the summertime.It takes only a damp cloth or a feather duster to remove dirt and dust from this shade.[Inside Mounting]:All blinds roller sizes are based on the blind TOP Header width and have [W 1/5 inch] deduction for perfect fitting. Please select the exact window opening size for inside mounting.[Outside Mounting]:the shades attach over the window on the outside of the window casing or frame. Since there are no gaps, this type of installation is best for privacy and for preventing light from shining into the home. For those with shallow window casings, it might prove to be the only option.