SimbaLux Acrylic Sheet Clear Cast Plexiglass 12” x 12” Square Panel 1/4” Thick (6mm) Transparent Plastic Plexi Glass Board with Protective Paper for Signs, DIY Display Projects, Craft, Easy to Cut

Polypropylene Sheet, 1/4" Thick. High stiffness. Excellent chemical resistance. Good Impact resistance. Temperature range 32-190F. Translucent white color. Easy machining. Tolerances: Thickness +/- 10%. Length and width +/- 1/4". When we buy 48" X 96" sheets from the manufacturer, they give us a tolerance of +/- 1/4" on length and width.