With 360 degrees of airflow, Naturepedic makes the only certified organic, waterproof and breathable crib mattresses in the world. Removable breathable machine-washable layer is extra thick for maximum breathability.  Includes free mattress protector. Lightweight option for ease and safety.  Innerspring option for maximum strength.  100% GOTS certified organic cotton. Non-Toxic waterproof layer made from non-GMO sugarcane. 100% Vegan. No glues or adhesives, no polyurethane foam, passes flame standards without fire retardants or chemical additives.