The design of the Zstarr window light Blockers is to block the light from both sides of the window.
Matte panel can greatly avoid light reflection, and it has strong hardness. The magnetic strip is reinforced acrylic acid foam tape, its thickness is upgraded to 1MM, and its high viscosity is fully bonded with the window frame.
Zstarr blackout blinds Side Tracks come in various lengths,measure the height of the window and cut it. Thoroughly clean the windows frame, peeling off the sticky backboard and making sure the blockers is snug against the window frame. If backing doesnt work with your Windows, you can opt to secure the blocker with spare screws.