When does the 120 Night Trial start? Layla March 07, 2019 20:58 Updated Follow The 120 night trial starts on the day you receive your Layla product. Related articles How Do I Return/Donate the Layla Mattress? What are the Layla Mattress Lifetime Warranty Details? What is the Layla Mattress 120 Night Trial? What's the return policy on the Layla Topper? Are Returns Free? Comments 0 comments Article is closed for comments.