How long will the mattress pad last? January 15, 2021 14:47 Updated With normal use and regular washing the mattress pad can provide durable protection for five years or longer. Related articles Why is the no-slip band adhered to the exterior of my Organic Mattress Pad? Is the mattress pad machine washable? Does the mattress pad sleep hot? Does the mattress pad change the feel of my mattress? What are the dimensions of the mattress pad?