What is the warranty on the Purple™ Mattress Protector? The Purple™ Mattress Protector includes a 10-year warranty! Find all the details HERE. Related articles How do I wash the Purple™ Mattress Protector? What is the Purple Mattress Warranty Policy? What kind of mattress protector do I need? Is there a Warranty on the Purple upholstered bedframe foundation? What is the Bearaby Weighted Blanket return policy?