Can I return my Helix Foundation? February 14, 2025 16:31 Updated You can return the Helix Foundation under our 30 Night Sleep Trial. Find details about our trial and return process here. Related articles What is Helix's Return Policy? How do I start a return? How Can A Mattress with coils be rolled up? Won't that damage the bed? Does the Helix Mattress require a foundation? When will I receive my refund?