Marketing Holders Window Sign Frame Clear Acrylic Glass Mount Signage Holders with Suction Cups, Double-Sided 8.5"w x 11"h Qty 1 Overall dimensions: 12"w x 11-5/16"h ~ Viewable area: 8.5"w x 11"h Ideal for entryways, glass doors, windowed front desk enclosures, our clear Acrylic Window Sign Holders allow users to prominently display important signage with minimal spatial impact and high visibility in busy areas. Complete with four strong suction cups and screw assembly, wherever you mount this sign piece is where it will hang until it's removed. Since this top-loading sign holder is made with 100% clear acrylic, you can use it both sides at the same time to post signage visible on either side of the window. At Marketing Holders we make all of our customers number 1!