Goodie bags are small bags filled with treats or gifts, often given to guests at parties or events. They typically contain a variety of items, such as candies, toys, or themed merchandise, and are designed to thank attendees for their participation. Goodie bags are popular at celebrations like birthday parties, weddings, and corporate events. These bags can be customized to fit the theme of the event or the interests of the guests. For example, a children's birthday party might include coloring books and stickers, while a wedding might feature personalized favors or chocolates.