Self-service lockers are secure storage units that allow individuals to store their belongings temporarily without needing assistance from staff. These lockers are commonly found in places like gyms, airports, and shopping centers, providing a convenient solution for people on the go. Users can access the lockers by entering a code or using a key card, ensuring that their items remain safe. These lockers come in various sizes to accommodate different types of belongings, from small bags to larger items. Many self-service lockers are equipped with digital displays and payment systems, making it easy for users to rent a locker for a specific duration.