The phrase addresses the necessary procedures for maintaining a barrier designed to shield a mattress from liquids and other potential contaminants. These protectors are commonly constructed from materials that prevent the passage of moisture, such as polyurethane laminates or specialized fabrics, thereby preserving the underlying mattress. For instance, spills, bodily fluids, or allergens that might otherwise permeate the mattress are effectively blocked by the protector.
Preserving the integrity of this barrier is crucial for extending the lifespan of the mattress it safeguards. Regular and proper maintenance prevents the build-up of stains, odors, and allergens, contributing to a healthier sleep environment. Historically, rudimentary forms of mattress protection existed, but advancements in materials science have led to more sophisticated and effective solutions readily available today.