Nebula Portable Screen by Anker 40 Inch Portable Projector Screen, 16: 9 Aspect Ratio, Lightweight, Outdoor Projector Screen, Compatible with Capsule, Capsule II, and Mars II Convenient to Carry: A lightweight, retractable design makes carrying the screen to a campsite or friend’s house a breeze. Instant Set-Up: The 40-inch screen opens and closes in seconds