"mattress pad"的定义和意义

What is a "mattress pad"?

A mattress pad is a soft, cushioned layer that sits on top of a mattress to provide extra comfort and support. It is typically made of materials like foam, cotton, or polyester and is designed to add a little more softness or firmness to the mattress. Mattress pads can also help protect the mattress from wear and stains. They are usually lightweight and easy to remove for washing. Mattress pads come in various sizes to fit different mattress dimensions and are often used to improve sleep quality and extend the life of the mattress.