Sapphire&#39;s matt white fabric is composed of triple ply fibreglass laminate which helps prevent wrinkles and waves. The screen fabric consists of a special material that helps prevent the loss of light making it compatible with non short throw projectors. Our screen fabrics are designed to be fire water and mould resistant and can be cleaned if necessary. The top layer of the fabric has microdots that are made with PVC technology that helps create the best possible reflection.&lt;br /&gt;The 1.1 gain reflects the same amount of light back that the projector produces achieving a true cinema experience. &lt;br /&gt;The back of the fabric is completely black enabling you to put this in front of a window.&lt;br /&gt;&lt;br /&gt;- All Sapphire Screens are supplied with a picture enhancing black border which will frame the image for an excellent viewing experience&lt;br /&gt;- The Screen is supplied with a heavy duty retraction mechanism and weighted bottom bar to ensure the fabric is kept taught&lt;br /&gt;- Slow retraction feature where the fabric will guide back into the casing with ease&lt;br /&gt;- The Screen will lock at any position meaning that you can achieve your desired viewing height every time&lt;br /&gt;- Sleek white aluminium casing will allow a discreet installation in any environment&lt;br /&gt;- Stylish pull handle integrated into weighted bottom bar&lt;br /&gt;- Channel fix brackets allow the Screen to be wall and ceiling mounted at many different fixing points&lt;br /&gt;- Excellent Quality - We stand by the quality of our products by offering an outstanding 3 year warranty