Bumper stickers are adhesive labels designed to be displayed on the rear bumper of a vehicle. They often feature catchy phrases, slogans, or images that convey a message, express opinions, or promote causes. Common themes include political views, social movements, and personal interests, making them a popular form of self-expression among drivers. These stickers are typically made from durable vinyl material, allowing them to withstand various weather conditions. Many people use bumper stickers to show support for political candidates, raise awareness for charities, or simply share their sense of humor. They can be easily applied and removed, making them a flexible way to personalize a vehicle.