Naturepedic organic baby crib mattresses feature organic cotton fabric and filling as part of a healthy, non-toxic design. Naturepedic's allergen-friendly designs do not use latex or wool. Their innovative construction passes all Federal and State flammability standards without the use of any fire retardant chemicals or flame retardant barriers. Naturepedic proudly offers a Lifetime Limited Warranty on all Naturepedic crib mattresses, including both lightweight and innerspring options. Handmade in the USA.