Our crib sheets are 100% cotton making them breathable and soft - allowing for the best nights sleep for your little one! These are fitted sheets that fit standard crib and toddler beds. Measurements: 52 x 28 snug fit 100% Cotton. These come in a cotton reuseable cloth bag. Care: Wash on gentle cycle with like colors. Tumble dry low or lay flat to dry Disclaimer: Crib sheets must be fitted snuggly to prevent suffocation. The American Academy of Pediatrics recommends that your child be placed on a firm mattress with a well fitted sheet with no other items in the crib. We are not responsible for any incidents.