Getting a pure night of sleep is important for all babies. Made from 100% Certified Organic Cotton this cover is hypoallergenic, organic, and soft to the touch. This 100% Breathable cover is made from our Pure-Air Breathable Technology, which helps regulate temperature by promoting airflow throughout the entire cover. All of our mattress covers feature an easy zip-off design and are machine-washable for easy cleaning. This organic fitted sheet fits standard size 6-inch crib mattresses. This breathable mattress cover helps your baby regulate temperature by allowing air to pass through the sheet for a “breathable” night of sleep. This organic cover is hypoallergenic, wet-resistant, and maximizes airflow for babies. Organic Dream products are GreenGuard Certified and Made in U.S.A.