This hybrid mattress features hundreds of individually wrapped pocket springs that offer targeted support, adapting to your body’s curves for proper alignment and deep relaxation. CertiPUR-US certified foam is fiberglass-free and non-toxic, safe for everyone including pregnant women and babies. Hybrid structure relieves pressure and minimizes motion transfer for undisturbed sleep. Breathable knitted fabric and enhanced airflow keep it cool and dry. Compressed and boxed for easy setup, fits most bed frames.