However, polyester isn’t generally a highly-prized material for bedding because it isn’t as soft or breathable as other materials. Pure polyester sheets are likely to feel somewhat scratchy or low quality. However, polyester is commonly used in fabric blends with natural materials like cotton, which can make them more affordable.
The two things to consider when looking at a sheet set are 1) the material it is made with and 2) the weave or knit style. Materials are the fibers — raw materials not formed into fabric — and weave or knit as the form of construction used to make the fiber into a cloth. The same material can feel different depending on the weave or knit style, and the same weave or knit style can feel different depending on the material.
What is the difference between a duvet cover and a bedsheet?

COVERLET
Cotton Vs. Linen Comparison At A Glance


Linen vs Cotton: Which Material is Right for You?