* ULTRA SOFT & BREATHABLE: 100% organic cotton crib sheets are lightweight and made from super-soft and breathable jersey knit fabric to prevent overheating and provide baby with a more comfortable sleep. * 100% NATURAL & HYPOALLERGENIC: Our crib sheets are GOTS certified, meaning they are free from harmful chemicals, pesticides, and other toxic substances. Our crib sheets are extremely durable, machine washable, and get softer over time. * SAFETY IS OUR PRIORITY: Our crib sheets fit safely around standard-size crib and toddler mattresses. The elastic band around the entire edge and deep pockets, ensure a snug and secure fit to prevent slipping off the mattress.