How long will the sheets last? February 18, 2021 18:19 With normal use and regular washing the sheets will maintain their soft, durable feel for 5 years or more. Related articles How can I wash my sheets? What materials are the sheets made from? What materials are in the Birch Plush Organic Mattress Topper? Does the Birch Luxe work with adjustable bases? What is a sateen weave?