This Naturepedic Quilted Deluxe Organic Cotton Crib Mattress is the most comfy natural organic mattress available. It is firm, fire-safe, and eliminates harmful toxins and chemicals from your baby’s crib. The Naturepedic mattress has an organic cotton filling which is unbleached, undyed, and grown without synthetic pesticides, herbicides, or chemical fertilizers. It will provide your baby with a more organic, healthy and comfortable sleep.