This is Bundle for a Liner and Sheet to go with the Bilia Bassinet or Nap & Pack Basket. This is our Pique fabric liner  & plain sheet set. This is not waterproof.  Inner lining made from pique/polyester to be used with Bilia Bassinet, Nap & Pack Basket, or Changing Basket. To be used if basket will be used for daily sleeping or changing. Elastic rim is used to secure the cover to the basket.  Sheet is made to fit standard foam pad for Bilia Bassinet, Nap & Pack Basket , and Changing basket. Does not work with Organic pad.  Please make your selection carefully based on the item you will use it with.  This item is made to fit Design Dua baskets only, purchased after Jan 2017.