We’ve updated this guide with notes from our long-term testers. March 2025 Duvet covers can be tricky to change, but using one is essential for extending the life of your comforter (or duvet).

In this guide, I explain all. I'll cover what size a single, double, king and super king-size duvet is and which size duvet to opt for based on your mattress size. What are the different standard ...

You use a duvet with a cover, and a comforter is a singular piece you use all by itself. Both are thick with an inside fill, ...