Amazon.com: 5 Pack Acrylic Sheet Blue Translucent Colored Transparent Sheets Easy to Cut for DIY Art Projects,Crafting,Display Project,Signs,Painting,Laser Cutting Plastic Plexiglass Panel 5x7" 2.8mm Thick : Industrial & Scientific
Amazon.com: Langaelex Acrylic Sheets - 6 Pack of 4x6" 0.043" Thick Clear Extruded Plexiglass for Picture Frame Glass Replacement, Projects Display & Painting - Laser Cut for Smooth Edges : Home & Kitchen
Amazon.com: 10-Pack Clear Acrylic Sheets for use with Glowforge, K40, and Other Laser engravers. 0.0118 Thick. Paper Backed for Protection. Great for Signs, Awards. Includes Extra Free Pieces for Testing. : Industrial