Most sheet sets typically include a flat sheet, fitted sheet, and one or two pillowcases. There’s not much need for wondering if you need a flat or fitted sheet for this reason — both are useful and usually come as a package deal. Some other sheet sets, like those Casper offers, also include a duvet cover. 

Sateen weave sheets feel soft, slightly silky and luxuriously smooth so this weave is often used in luxury bed linen. Sateen sheets have a slightly warmer feel than percale. It’s what we use for our Egyptian cotton bed linen. Find out all you need to know in our blog sateen weave bedding.