There are different varieties of cotton, as well as different quality levels. Two of the highest quality cottons are Egyptian and Pima/Supima cotton.Egyptian cottonis grown in Egypt, as the name suggests. Pima cotton is grown in the United States, although you might often see it referred to as “Supima,” as well. This is a portmanteau of “superior pima” and is a registered trademark of the Supima trade association, which promotes Pima cotton. 

The second step is to become familiar with how a duvet cover operates. Duvets are designed to fit comfortably within the cover, similar to how a pillow fits inside a pillowcase. The duvet is held in place by snaps, buttons, or ties, resulting in a single, secure blanket.