Classic roller styling is marked by clean, simple lines + exceptionally smooth, dependable operation. The Loop Control mechanism, which eliminates dangling lift cords for enhanced child + pet safety, is concealed by an Aluminum Valance. Select Valance in choice of 5 metallic and painted finishes to coordinate with your shade fabric. Specially-woven fabrics let you see out clearly while reducing glare and filtering out up to 97% of UV rays. Select from three openness levels (3%, 5% , and 10%) for > MORE the amount of light blocking you need. For nighttime privacy, we recommend layering Drapery over Solar Roller Shades. NOTE: Minimum width and height is 12"; maximum width and height varies by fabric selected.