Do Helix Mattress Toppers come with a warranty? August 21, 2025 17:01 Updated Yes. Helix mattress toppers come with a 1-year Limited Warranty. View the full warranty. Related articles Do Helix Mattress Toppers include a 120 Night Sleep Trial? Which Helix Mattress Topper is right for me? How do I clean my mattress topper? What is Helix's Return Policy? How do I start a return?