A sundress is a lightweight, casual dress typically made from cotton or linen, designed for warm weather. It often features a sleeveless design and a loose fit, making it comfortable for outdoor activities. Sundresses come in various styles, colors, and patterns, allowing for personal expression and versatility. These dresses are commonly worn during the summer months and are popular for occasions like picnics, beach outings, and casual gatherings. They can be paired with accessories such as sandals, hats, or sunglasses to enhance the overall look while providing protection from the sun.