This 12‑inch queen hybrid mattress offers medium‑firm support for side, back, and stomach sleepers. A breathable cooling cover and egg crate memory foam provide pressure relief and airflow, while individually pocketed coils ensure motion isolation and edge support. Fiberglass‑free and CertiPUR‑US certified. Ships compressed in a box – allow 72 hours for full expansion. Ideal for hot sleepers, couples, and anyone seeking balanced comfort and spinal alignment.