New Year's party hats are festive accessories worn during New Year's Eve celebrations. Typically made from colorful paper or cardboard, these hats come in various shapes, such as cones or crowns. They often feature decorations like glitter, sequins, or printed messages to enhance the celebratory atmosphere. These hats are commonly worn at gatherings, such as New Year's parties or countdown events, to mark the transition into the new year. They add a fun element to the festivities and are often accompanied by other party items like balloons and streamers.