Cotton Experience the ultimate comfort and breathability for your baby with our Muslin Bassinet Sheet. Made from 100% organic Egyptian cotton, our windowpane sage sheet is perfect for the nursery. keep your baby cozy and happy with the softest, safest and most natural fabric. Lightweight and breathable, this makes the perfect cover for cool summers and warm winters. Machine wash cold, tumble dry low heat. Fits most Bassinets. Under The Nile brand products are made of organic Egyptian cotton at a Certified Fair Trade facility that adheres to strict ecological and social criteria. Under The Nile is also GOTS certified, which ensures sustainable and ethical manufacturing in all stages of production. Under The Nile brand products are made of organic Egyptian cotton at a Certified Fair Trade facility that adheres to strict ecological and social criteria, including things like cotton cultivation, safe fabric finishes, sustainable packaging, and fair treatment of workers. Under The Nile is also GOTS certified, which ensures sustainable and ethical manufacturing in all stages of production.