A T-shirt is a style of garment that is typically made from cotton fabric and features a round neckline, short sleeves, and a body that is usually fitted but can also be loose fitting. It is designed to be worn directly against the skin, providing comfort and breathability in warm weather conditions. T-shirts are incredibly versatile and can be dressed up or down depending on the occasion, making them an essential item in most people's wardrobe. They come in a wide range of colors, patterns, and designs to suit different tastes and preferences.