Footwear comes in various types, each designed for specific purposes. Sneakers are popular for casual wear and sports, providing comfort and support. Sandals are open-toed shoes ideal for warm weather, while boots offer protection and warmth in colder climates. Formal footwear, such as dress shoes and high heels, is typically worn for special occasions or professional settings. Flip-flops are casual and easy to wear, often used at the beach or pool. Each type of footwear serves a unique function, catering to different activities and environments.