Key benefits Sliding at will to control sunlight: when you need sunlight, slide the curtain to let light in and add warmth; adjust easily as you prefer. Protect passenger privacy: opaque density car sun shades create a private and safe space for rear passengers. Easy to install and remove: the sun shades are elastic and install in seconds by simply placing them on the rear window frame; when not in use, you can pull them down effortlessly without suction cups. Does not block rear view mirror: the shade does not obstruct the rear view mirror and does not affect the window lift, preserving driving safety. What it is and compatibility Car side window sun shades for rear windows; made from opaque density fabric. elastic to fit most standard rear window frames; designed for quick, tool installation and removal without suction cups. Product details Type: rear side window sun shade Material: opaque density fabric Fit: elastic to accommodate most standard rear window frames Operation: adjustable shading that slides for opening/closing; retracts easily when not needed Use scenarios Family daily driving: reduces glare and privacy for children riding in the back. Pet transport: provides shade and privacy for pets during trips. Rideshare or taxi use: offers rear passenger privacy without blocking visibility or interfering with window operation.