1/4" Translucent White Acrylic Sheet 2 sides gloss Plexi
Amazon.com : Corrugated Plastic Sheet for Indoor and Outdoor Use - 4 Mm Thick Poster Board, 24x36 Inches - Pack of 2 White Plastic Board Sheets - Waterproof Coroplast Sheets and Lightweight
PVC Foam Board Plastic Flat Sheet Expansion Sheet White Color DIY Material Building Model Customized Size
Amazon.com : Corrugated Plastic Sheet for Indoor and Outdoor Use - 3/16 Inch Thick Poster Board, 24x36 Inches - Pack of 5 White Plastic Board Sheets - Waterproof Coroplast Sheets and Lightweight
1/2 in. x 4 ft. x 8 ft. White PVC Sheet Panel 190360 - The Home Depot