This full-size hybrid mattress features 12 in. memory foam and individually pocketed springs, providing balanced support that's medium to firm, perfectly adapting to various sleeping positions and making it ideal for relieving back pain. Its gel memory foam layer and open-cell spring structure promote airflow and prevent overheating, the individually pocketed springs effectively isolate the mattress from your partner's movements, and reinforced edges prevent sagging. All foams are CertiPUR-US certified, and the fabric is OEKO-TEX certified, ensuring safe, non-toxic, skin-friendly, and breathable materials. The product comes in compressed packaging, allowing for easy transport and quick unfolding to its full size, perfectly fitting standard double bed frames for a cool, stable, and healthy sleep experience.