Lesnlok
2 Pieces 8" x 12" Clear Acrylic Sheet Cast Plexiglass 1/8”Thick (3mm) Plexiglass Sheet Clear Plastic Sheet, for Sign,Craft, Photo Frame, DIY Display Projects
Zuvas
Zuvas Black ABS Plastic Sheet 12" x 16" x 0.06" 6 Pack, Flexible Than Plexiglass Sheet, Moldable Than Acrylic Sheet, DIY Materials for Home Decor, Handcrafts (Matte & Textured Finish)
Best Value
Langaelex
Langaelex 10 Pieces 5’’ x 7’’ x 0.043’’ (Actual Thickness 1.0mm -1.2mm) Acrylic Sheets Clear Extruded Plexiglass for Picture Frame Glass Replacement, Projects Display, Painting (5 inch x 7 inch)
Duco Plastics & Supply
Duco ABS Plastic Sheet 1/8 Inch Thick 12" x 24" - Two-Sided Rigid ABS Sheet (Textured Plastic Front & Smooth Back) - DIY Home Decor and Robotics Competitions Use - Black Plastic Sheet (Pack of 1)