A pocket spring mattress king size is the epitome of luxury and space. Ideal for couples or large families, it offers individualized support with each coil adapting to body movements. Add a memory foam pocket spring mattress layer for a cloud-like feel or opt for a latex pocket spring mattress for eco-friendly firmness. These hybrid mattresses combine the bounce of springs with the plush feel of foam. Debating between a memory foam mattress vs spring mattress? This hybrid solution solves it.