[Complete Blackout Blinds]- Our portable blackout material is made of reversible polyester fabric, matt black on the front (light absorption) and silver plating on the back (reflective heat insulation), which can block 100% of sunlight and UV rays,create a completely dark sleeping environment . [ Blackout Blinds]- durable hook and loop straps. No drilling required that you can stick the blackout material on the windows to block all the light in the room quickly and , and you can take them off . Make that light does not pass through edges and crevices. [Cut to Fit All Sizes]- which is big enough that you can cut it into any shape and size as you need to fit different windows. [perfect For Home & Travel]- This portable blackout curtain is perfect for use or travel. With the sticky strips,you can stick the blind to the window in a minute and easy peel off. Wide Application: Drill Blinds Portable Blackout Shades Film for windows suitable for bedrooms, offices, nurseries, hotels, apartments, , etc. Colour:black Material:polyester Size: 145 x 300CM Package Contents: 1 set x Blackout Blinds Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.