National Packaging Design Day is observed worldwide every May 7 to highlight the significance of packaging design in branding. Established in 2015 by Design Packaging Inc., the day recognizes the often-overlooked role of packaging, which has evolved from basic protective containers in ancient civilizations to a crucial element of modern marketing. Historically, packaging began with natural materials for storage and transportation, progressing through the use of standardized containers in ancient Egypt, Greece, and Rome, and later incorporating labels and seals during the Middle Ages. The Industrial Revolution marked a turning point, leading to mass production and the adoption of materials like tin and glass, while the late 19th and early 20th centuries saw packaging design become integral to brand identity with consistent logos and color schemes. Today, the celebration encourages individuals to learn about the art and science of packaging design, share favorite designs on social media, and use the hashtag #NationalPackagingDesignDay.