The top layer is 4 pounds per cubic foot, and the memory-foam layer beneath it is 5 pounds per cubic foot; most online-order mattresses, by contrast, use foam with a density of only 3 pounds per ...

Black Friday is here, which means all the best Black Friday mattress deals have arrived. Each deal I've picked will suit a ...

These days, there’s a lot more variety, with memory foam fill primarily available in one of two “formats”: solid or in small pieces — either cross-cut or shredded. (Cross-cutting the foam ...