10" thick matter with a 3" natural latex comfort layer and a 7" high-density polyurethane foam support base * Latex layer responds instantly to your movements which offers immediate pressure relief and can eliminate sleeping pain * Latex is naturally antimicrobial and resistant to allergens, mold, bacteria and dust mites * Conveniently shipped to create a portable mattress for easy set up * Foam is CertiPUR-US® certified, 25-year warranty