The screen is made of high-density fiber material, which has no odor and no harm to the human body. The metal layer plus beads increase the brightness. Gray screen, effectively improves projection contrast. We can experience excellent projection effects without closing the doors and windows during the day. 160° Wider Viewing Angle - The outside projector screen with a wide viewing angle up to 160° , that means you don't need to sit directly in front of the screen, just only need to select the most comfortable viewing posture to enjoy wonderful movie night. Suitable for outdoor camping movie, open- cinema, translucent screen is designed forfront or back projection.