This is a simple projection screen with a combined pole frame. The elastic polyester screen is stretched on four sides that can eliminate all creases and reveal a smooth screen. Only need 3-4 hanging points, you can hang a perfect square wrinkle-free projection screen and easily enjoy the large projection anywhere. We are confident that it is a great value product. The simple projection screen is light and easy to carry. We use a material that is thick enough to make the screen. If you expect a heavy curtain, don't choose it because it may disappoint you. If you expect a projection screen that's lightweight, easy to carry, and easy to install, it must be your best choice.