This product adopts a surrounding widened black-side tension The installation design of the wrinkle-free screenBlack border straight into a rectangle after installtionthe rectangular effect is perfect with a wrinkle-free non-deformable crease-free fabric Solve the viewing effect radiation-freethe video projection screensscreen will not be fatigued for a long time, so that you and your family can enjoy a good time! Format: 16:9 HD Size: 120 inch Viewing Size: 104" x 58" Support: 160 viewing angle 1080P Full HD Rear ProjectorFront Projector Installation Notes[Hooks or Ropes(Included)] This product includes hooks and seamless double-sided adhesive First cut the seamless double-sided adhesive then stick it with the hook select the appropriate position of the wall then press the hook on the wall for 10 seconds then hang the hole on the hook The installation sequence is from right to left from top to bottom You don’t need to worry about wrinkles and like a web shape after installation There is no wrinkle on the surface of the screen the screen is straight and the entire screen becomes a complete rectangular shape after installation Due to the folding screen shipping therefore there are some wrinkles as it shows when you receive it please put something heavy on it or you can also use iron but remember not too hot.You don’t need to worry about wrinkles or creases caused by screen folding Fold it in small size and take it to wherever. Stop wasting time leaving the screen hung for days or ironing it. Just hang it and turn on your projector