Acrylic sheets are transparent plastic materials made from a polymer called polymethyl methacrylate (PMMA). They are known for their clarity, lightweight nature, and resistance to UV light and weathering. Acrylic sheets are often used as a substitute for glass in various applications, including windows, displays, and signage, due to their durability and shatter resistance. These sheets come in various thicknesses and colors, making them versatile for both indoor and outdoor use. They can be easily cut, shaped, and fabricated, allowing for creative designs in projects ranging from art installations to aquarium construction.