Amazon.com: Plexiglass Acrylic Sheet - Clear - 1/4 inch Thick - 36 x 48 inch : Industrial & Scientific
Amazon.com: SimbaLux Acrylic Sheet Black Opaque Cast Plexiglass 12” x 12” Square Panel 1/4” Thick (6mm) Plastic Plexi Glass Board with Protective Paper for Signs, DIY Display Projects, Craft, Easy to Cut :
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 : Industrial & Scientific