18" x 24" - Clear Acrylic Plexiglass Sheet - 1/8" Thick 3.0 mm , .118”. Nominal size saw cuts. Plexiglass acrylic sheets are perfect for window replacements, signage, displays, aquarium covers, and many more DIY projects. Paper masking is shown in the photo, but you may receive plastic film covering. This is stronger than glass and weighs half the weight as glass. This is more rigid than most other plastics. We can cut many different custom shapes, laser cuts and silk screening.