The Lift by Amerisleep Mattress Topper features a 3-inch gel memory foam construction, incorporated with their proprietary Bio-Pur® material for added cushioning. Additionally, Amerisleep incorporates HIVE® technology, creating five comfort zones with hexagonal patterns for targeted support and pressure relief. On the other hand, the Latex For Less Mattress Topper is constructed using organic Dunlop latex, known for its resilience and durability. Latex For Less keeps it simple and natural, providing a variety of thickness (2 or 3 inches) and firmness options (soft, medium, medium-firm).