Amazon.com: (2 Pack) 1/8" Thick Clear Acrylic Sheets - 24" x 36" Pre-Cut Plexiglass Sheets for Craft Projects, Signs, Sneeze Guard, and More - Cut with Laser, Power Saw, or Hand Tools :
OPTIX 48 in. x 96 in. x 0.220 (1/4) in. Clear Acrylic Sheet MC-102 - The Home Depot
Falken Design 48 in. x 96 in. x 0.75 in. Acrylic Lucite Clear Sheet Falken Design ACRYLIC-CL-3-4/4896 - The Home Depot
1/4" Clear Acrylic Sheet 1 side matte 4' x 8', P95