Universal UNV76883 11 in. x 8.5 in. Horizontal Wall Mount Sign Holders - Clear (2/Pack) - Walmart.com
Engraved Sign Holder: Wall End-Holder (PSH742SL)
Amazon.com : HIIMIEI Acrylic Wall Mount Sign Holder 8.5 x 11 Horizontal 12 Pack, Clear Paper Document Holder, Wall Mount Ad Frame with 3m Tape Adhesives & Screws for Office, Home, Store,
Self Adhesive Clear Acrylic Wall Sign Holder Frame 17" W x 11" H -Landscape / Horizontal, 2-
Amazon.com: MaxGear Acrylic Sign Holder 11 x 17 Sign Holders Plastic Frames Clear Frame 11x17 Wall Mount Sign Holder Wall Sign Holder with Double-Sided Tape, for Plexiglass, Flyer, Poster, Door, Document, 6