One of the most common applications of twill is to create denim, but it is also used in sheets and other bedding. Twill tends to have a higher thread count, which also makes it a warmer fabric.

'Cotton tends to be the most popular material for bed sheets, boasting both durability and comfort, but there is a distinct variation in quality, so it pays to do your research,' says Wayfair's resident style Advisor, Nadia McCowan Hill.