A good night's sleep is crucial, especially for growing babies and toddlers. The Organic Breathable Crib Mattress Pad by Naturepedic combines comfort, sustainability, and safety with an innovative design and high-quality materials. This mattress protector is made from safe organic cotton with a 3-D polyester lattice structure to increase airflow under baby. It regulates temperature for less sweaty backs, and reduces risk of overheating. Plus, it's machine washable – so crib changing is a breeze!