Brand Name: Yovanxer High-concerned chemical: None Origin: Mainland China Screen Type: Portable Screen Material: PVC Format: 16:9 Portable: Yes Certification: NONE Model Number: RS96 Material: High density chemical fiber material(Metal coating) Projection mode: Front Projection Visual Angle: less than 30 degrees Advantage: Make the picture brighter Size: 30inch, 60inch, 72inch, 84inch, 100inch, 120inch, 133inch Not support: (ultra) short throw projector Format: 16:9 Customizable size: Yes Color: Grey Choice: yes semi_Choice: yes