This is a 100-inch projector screen that can be attached directly to a wall. The material, which incorporates metallic components, offers excellent resistance to external light. It provides a clear image even when illuminated, delivering high brightness comparable to a monitor. It supports 4K/HD, 1080P, and 3D, displaying high-definition images with sharp detail. It's thin and lightweight, allowing for easy folding and portability. It can be washed with water if it gets dirty. Available in two screen ratios, 16:9 and 4:3, it can be selected to suit various applications such as presentations in classes and meetings, or for watching dramas and movies. Double-sided tape is included for fixing it to the wall. Product Specifications: Product Name: Projector Screen Contents: Screen x 1, Double-sided tape x 1 Features: High Gain Inches: 100 inches Screen Ratio (2 types): 16:9 (210*120cm), 4:3 (195*143cm) Weight: 200g Gain: 300% Material: Polyester (contains metallic components) Usage Scenarios: Classes, Meetings, Presentations, Festivals, Events, Seminars, Stores, Schools, Home Theater, Sports Viewing, Television, Dramas, Anime, Movies, Screenings, Live Performances, Concerts, Cultural Festivals, Entrance Ceremonies, Graduation Ceremonies