Not to be confused with a pillowcase, a pillow sham is generally known and used for more decorative purposes, and is typically not meant to be a sleeping surface. A sham can have a knife-edge finish or flanges on all four sides. Generally speaking, a sham has an opening in the back to insert the pillow.

There are a lot of different types of sheets — a LOT. If you are shopping for a new set and starting to research online, it is easy to become overwhelmed. What is the best material for sheets? How do different materials feel? How can you tell if sheets are worth the price? All these questions and more can arise if you are just dipping your toe into the world of sheets.