Amazon.com: 12 x 12” Clear Acrylic Sheet Plexiglass (2-Pack) – 1/4” Thick; Use for Craft Projects, Signs, DIY Projects and More; Cut with Cricut, Saw or Hand Tools – No Knives : Everything Else
Amazon.com: Langaelex 10 Pieces 4'' x 6'' x 0.043'' (Actual Thickness 1.0mm -1.2mm) Acrylic Sheets Clear Extruded Plexiglass for Picture Frame Glass Replacement, Projects Display, Painting (4 inch x 6 inch) : Industrial & Scientific