Acrylic Plastic Sheet 6MM (1/4") x 24" x 48. Approx. Size: 24" x 48", 1/4”Thick, .220 or .236 or 6MM BENEFITS- Acrylic is stronger and lighter than glass, excellent resistance to long-term exposure of outdoor elements MULTIPURPOSE- Acrylic sheet uses are glass window replacement, outdoor signs, lighting applications, and bending or manipulation.