The term "rang curtain" refers to a type of theatrical curtain that is raised or lowered by means of a series of cords, or rings, that hang from the top of the curtain. Synonyms for this term include "pull cord curtain," "drawstring curtain," "ring-stitched curtain," and "ringed curtain." Other related terms include "tab-top curtain," which has tabs at the top that slide onto a rod, and "grommet curtain," which has large metal rings around the edge that are threaded onto a rod. Whatever the style, curtains are a crucial element in any theatrical production, helping to set the stage and create an atmosphere that draws in the audience.