Everynight Deluxe Dual Sided Economical Medium-Firm Foam RV Bunk Mattress, 75" X 28" X 5" (Several This economical RV mattress is covered with comfortable quiet nylon fabric. Same great medium density foam throughout the entire mattress. This mattress is hypo-allergenic, anti bacterial, fire retardant and will not gather dust. Easily cleaned with mild soap and water. Can be flipped over for extended use. Soft durable and long lasting Nylon Cover that is Fluid Proof, Non-Allergenic, Odor free, Flame retardant, anti-static, Crack resistant and Phthalate Free! Cover is also BACTERIA RESISTANT:Ultra-Fresh* antimicrobial / antifungal system is EPA registered and is certified to contain no heavy metal or arsenicals. Effective for the life of the fabric. Prevents odors and offers a no charge certification system All foam is CertiPUR-UScertified which means: Made without ozone depleters, Made without PBDEs, TDCPP or TCEP (Tris) flame retardants, Made without mercury, lead, and other heavy metals, Made without formaldehyde, Made without phthalates regulated by the Consumer Product Safety Commission, Low VOC (Volatile Organic Compound) emissions for indoor air quality (less than 0.5 parts per million)