What is 9oz cotton?

9oz cotton refers to a fabric weight of 9 ounces per square yard, indicating a medium-weight cotton material. This level of weight typically offers good durability while still being comfortable and breathable, making it suitable for various applications such as clothing, bags, and upholstery. It strikes a balance between sturdiness and softness, often used in items like denim, canvas, or heavier t-shirts.