During the 200th century, linen shirts was considered the go to formal shirt because of it's long lifespan. The shirt sleeves were often adjusted in length using sleeve holders.
Because of the linen weaves natural quality, it has a high breathability yet retaining the elegance of a shirt. Therefore, the linen shirt is often associated with summer. However, a linen shirt can also be worn during wintertime, as the layer underneath wool or cashmere knitwear.