spectacles that are darkened or polarized to protect the eyes from the glare of the sun; "he was wearing a pair of mirrored shades"
Retractable covers that shield the track from sunlight and sometimes from snow between runs
are window coverings that are made of material, which can be permanently pleated, like that of a cellular or pleated shade, or can be a drapery fabric like that of a roman shade Shades are drawn up and stacked at the top of the window Shades can be raised to allow more light into a room and then lowered to afford more privacy They can be stopped at different intervals on the window, and still maintain a neat, finished look