Amazon.com : 8.5 X 11 Acrylic Sign Holder Slant Back Design Plastic Display Stand Clear Table Single Sheet Portrait Ad Frames Paper Holder for Home, Office, Store, Restaraunt - 4Pack (4) : Office Products
8.5"W x 11"H Sign Display Tri Fold Brochure Slot Wall Frame
Plymor Clear Acrylic Folded A-Frame Holder for 2 Signs or Photos, 11" H x 8.5" W x 6" D (2 Pack) - Walmart.com
Azar Displays 11 in. x 8.5 in. Horizontal Top Load Acrylic Sign Holder (10-Pack) 142712 - The Home Depot