A tandem bike is a type of bicycle designed for two or more riders. It features two seats and two sets of pedals, allowing both riders to pedal together. This design promotes teamwork and coordination, making it a fun option for couples, friends, or family members who want to ride together. Tandem bikes come in various styles, including road, mountain, and cruiser models. They can be used for leisurely rides or more intense cycling adventures. Many tandem bikes are adjustable, accommodating different heights and preferences, ensuring a comfortable experience for all riders involved.