LazBlinds Top Down Bottom Up (TDBU) Cordless Cellular Shades, Blackout Light Blocking Honeycomb Shades Pleated Polyester Blinds for Window Size 31" W x 64" H, Black

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.

REAL Blackout Shades: The silver-plated layer inside the cell can completely keep out the sunlight and uv ray.

Offering a real dark environment, bringing you a good night's sleep during the day.

Perfect for bedroom.

Cordless Blinds for Windows: Easy to raise up or lower down.

No tangled cords, safer for child and pets.