Please extract the purpose of the goods:Adjustable & Machine Washable: The use of cords to adjust the size of the nest enables a perfect adjustment of the lying surface by pulling down or loosening the cords. As a result, the cocoon "grows" with the child and can be used up to an age of 8 months. There is a zipper on the side for easy disassembly and washing. (It is recommended to pack it in a laundry bag for cleaning)