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).

Holly Willoughby Dramatic Blooms 100% Cotton Duvet Cover and Pillowcase Set, from £50 (Single), to £85 (Super King), Dunelm Featuring florals, botanicals and rich blooms, the TV presenter has ...