Dimming Function:Easily switch between sheer and privacy with zebra's dual-layered fabric.Softly filters light for privacy, light control, and UV protection
Mount and Measurement:YCTENGYI blinds are good for both inside and outside mount. For inside mount,require a minimum 2 inch window frame depth. Please also pay attention that: The blind width is for total roller blind width including mounting hardware space on each side(total 1.2inch, 0.6inch per each side),not just for fabric width.