A glass panel is a flat, transparent piece of material made from glass. It can be used in various applications such as windows, doors, partitions or even as decorative elements. The term refers to any size or shape of glass that has been cut and finished for use in a specific setting. Glass panels are often used because they allow light to pass through while providing privacy and security. They can also be designed with various textures, colors or patterns to enhance the appearance of a space.