The Lolli Living Cotton Fitted Sheet smooths over the corners of your bed to snugly fit just right. Crafted with a soft and breathable premium cotton percale, this fitted sheet also comes with fully-elasticized corners, which means there's no pulling off or bunching. These fitted sheet is ultra-soft and breathable as it is made of 100% high quality cotton – perfect for your baby’s gentle skin. It is also fully elasticized, has extra-deep corners, and fits all standard-size crib mattresses perfectly.