π Automatic folding umbrellas combine durable yet lightweight materials for optimal portability and strength. Canopies are commonly crafted from polyester, pongee, or nylon fabrics chosen for water resistance and quick drying. The frame and ribs use steel, aluminum, or fiberglass to provide flexibility and wind resistance without excessive weight. Shafts are typically telescoping tubes made of aluminum, steel, or fiberglass, allowing compact folding. Handles vary but often include ergonomic designs for comfortable grip, sometimes with rubberized or plastic coatings. Safety locks prevent accidental opening during storage.