T-shirts are lightweight, short-sleeved garments typically made from cotton or cotton-blend fabrics. Known for their comfort and versatility, T-shirts are a staple in casual wear, offering a relaxed fit and ease of movement. They come in various styles, including plain, graphic, and patterned, making them suitable for everyday use, sports, and fashion. T-shirts are often used for layering or worn on their own, and they are available in a wide range of sizes and colors to suit personal preferences.