5 x 5 acrylic sheets1/8 inch thick perfect for wedding table numbers, acrylic table signs, engrave, calligraphy and painting acrylic sign super easy to write paint on and even when you made a mistake you removed the paint with rubbing alcohol olive oil very easily and you can keep reusing them. perfect for your vinyl engrave oil based pen paint diy projects.use it as table numbers, wedding calligraphy sign, gifts and cards sign. plexiglass sheets are cast from brand new raw materials, and each board comes with a kraft paper protective film for your convenience. we carefully checked each piece of acrylic during packaging. If this acrylic board does not meet your expectations, please contact us and we will be happy to resolve any issues. Plastic signs are suitable for writing with any water-based or oil-based paint pens. The surface can be wiped clean with acetone in a few seconds without leaving any residue or ghosting.