4-Layer Matte White Fabric with Fiberglass Backing, Classic Models are extra heavy duty
 
Format 1:1
PT-H 60"x60"
PT-H 70"x 70"
PT-L 84"x 84"
PT-L 96" X 96"
 
Format 4:3
PT-H 100" - viewing area: 80x60
PT-L 120 - viewing area: 96x72