Product Description The room is a 100% cotton fitted sheet is a great addition to our playard and playpen collections. This sheet can be easily installed and removed from the mattress, simply slip over the mattress and the elastic holds it in place. It is great for newborns adding a layer of comfort and cleanliness. This is machine washable and also great for older sleeping toddlers. From the Manufacturer The room is a 100% cotton fitted sheet is a great addition to our playard and playpen collections. This sheet can be easily installed and removed from the mattress, simply slip over the mattress and the elastic holds it in place. It is great for newborns adding a layer of comfort and cleanliness. This is machine washable and also great for older sleeping toddlers.