This is the largest category and also the most diverse. Rarely used for lengthy blocks of text, decorative typefaces are popular for signage, headlines and similar situations were a strong typographic statement is desired. They frequently reflect an aspect of culture – such as tattoos or graffiti – or evoke a particular state of mind, time period or theme. Many – such as psychedelic or grunge designs – are time-sensitive and fall out of fashion. Some decorative typefaces use unorthodox letter shapes and proportions to achieve distinctive and dramatic results. Some even appear three-dimensional.