120" Diagonal Dimension 1:1 Pull Down Projection Screen Matte HD Movie Theater

Features:
[Screen material 1:1 gain]
With standard black backing - Material is a high quality multilayer matte white with a black backing to avoid light penetration for a clear image, and the screen is cleanable with mild soap and water.
[Large Screen Size]
120" diagonal (84" x 84") at a 1:1 format. This screen is universally suitable for most LED, LCD or DLP projectors on the market.
[Light Up Your Life]
Durable metal casing for dual wall and ceiling installation, perfect for classroom, home or business use.
[Auto lock]
This manual operation screen features a built-in self lock mechanism, simply pull the screen and it will stay put.
[Wide-Angle]
Crisp viewing angles up to 160 degress with a matte white surface diffusing light in all directions.
[Easy to Setup]
This projector screen is easy to mount and maintain, featuring a lightweight case and an anti-fabric, anti-static screen.
[Easy to Clean]
The anti-dust anti-acid treated fabric is made to last and easy to clean, simply use a cloth and some water to maintain!
Specifications:
Screen Material: matte white
Overall Size: 89.7 x 86.6 inches (L x W) / 7.2 x 7.5 Feet
View Size: 84 x 84 inches (H x W) / 6.98 x 6.98 Feet
Diagonal: 119 inches / 9.9 Feet
Aspect Ratio: 1:1
Black backing: 1.38 inches
Viewing Angle: 160 degree
Material: Fabric, Metal- No assembly required
In the title 120" 1:1   It's a diagonal dimension