A good mattress is an investment in healthy sleep, but even the most luxurious model can fall victim to spills, sweat, dust mites, and daily wear. Enter the mattress protector —an inexpensive, unobtrusive layer that quietly extends the life of your mattress while keeping your bed cleaner and more comfortable. In this post, we’ll explore why a mattress protector belongs on every bed, the different styles and materials available, and how to pick (and care for) the right one. 1. What Exactly Is a Mattress Protector? A mattress protector is a removable, washable cover that forms a barrier between you and your mattress. Depending on its design and fabric technology, it can: Block liquids (sweat, spills, pet accidents) from soaking into foam or springs Shut out allergens like dust mites, pollen, and pet dander Limit bacteria and mold growth by controlling moisture Deter bed bugs (with full encasements) Preserve your warranty —many mattress warranties require a pr...