Missing screws 
A standard 2/5 inch deduction is made to the fabric width for a proper INSIDE MOUNT fit. The true blind size is 44 3/5" x 64" H. OUTSIDE MOUNT: Blinds width is recommended to be 1-4 inches wider than actual window width for better light blocking.
LazBlinds patented technology mechanical top-down/bottom-up stopper prevents the bottom rail from lifting the middle rail. By adjusting the position of the middle rail you can adjust the light and air circulation at will.
Light Filtering: Premium soft non-woven polyester fabric provide privacy while allowing a soft light into the room. Perfect for living room, family room, bedroom, dinning room.
Cordless Blinds for Windows: The cord-free design provides a clean, tangle-free look to the window and creates a safer environment for children and pets. Easy to raise up or lower down to gently filter sunlight.