Material: Common fabrics include cotton, polyester, and blends. Cotton is soft and breathable, while polyester is durable and moisture-wicking.

Fit: T-shirts come in various fits, such as slim, regular, and relaxed. The right fit affects comfort and style.

Durability: Quality stitching and fabric can impact how well a t-shirt holds up after multiple washes and wears.

Breathability: Look for materials that allow airflow, especially for active wear or hot weather.

Stretch: Some t-shirts have added spandex for flexibility and a better shape.