Totsbots peenut wraps are soft and adjustable: in fact, they follow the growth of your child. Compared to the previous version, this one no longer has internal flaps but a double layer of pul to prevent the passage of humidity. This cover is part of an ai2 system with matching inserts (the peenut pads) that attach to the waterproof cover with two snaps. The size of the snap also makes it compatible with Petit Lulu inserts with two snaps (those of the old version) The convenience of the ai2 or cover + leaflet/inserts system is that if the cover is not dirty with poop or pee soup, it can be reused . These cases, to guarantee you a 100% green product, have been created from recycled plastic bottles. They are also Oekotex certified, to give you the certainty that no harmful chemicals get close to your children's skin. - no harmful chemicals near your children's skin.