Portable Projection Screen For HomeFabric:92% polyester + 8% spandex product description: 16:9 screen is rectangular, suitable for home theater watching movies, games, KTV, entertainment, etc. 4:3 screen is off square, suitable for office, classroom, hotel, training and commercial projection The difference between the milk silk screen and the thin curtain: the milk silk screen is thickened in technology, and the fabric has a texture and does not transmit light 170° viewing angle, every angle can be displayed clearly, supporting 4K HD image quality There are many installation methods, using nails/non-marking nails/rope, hooks, double-sided tape, Velcro, and can be quickly installed and used outdoors and indoors Installation Notes: 1. First spread the curtain on the wall, and mark the position of each buttonhole on the wall correctly 2. Uncover the sticky hook release paper (do not touch the rubber surface with your hands) 3. Press firmly when pasting 4. Finally, the metal holes are hung flat on the corresponding hooks product features: The milk silk screen fabric is made of 92% polyester + 8% spandex material, which is delicate and silky, not afraid of mold and insects, elasticity and good recovery ability The curtain is reinforced with black edges around the curtain, and the wiring is dense and even, beautiful and practical Lightweight, foldable, with metal hole buttons around, easy to hang up and use Tips:1.Size issue:There may be discrepancy of 1-3cm in measurement.This is understandable.2.Please note that slight color difference should be acceptable due to the light and screen.