What Is a Pocket Spring Mattress? Benefits and How It Works
What are memory foam mattress layers, and why do they matter? A memory foam mattress is usually built as a system rather than a single slab of foam. Different layers can shape the surface feel, pressure relief, temperature response, stability, and overall durability. Sleep Foundation describes a common memory foam construction as a comfort layer, a transition layer, and a support core, with a cover around the mattress. mattress construction guide provides a useful overview of how these sections fit together.