Imse Vimse All-in-One Diaper is as easy to use as a disposable, keeps your baby dry all night long and is very quick drying. Just add a biodegradable liner for even quicker changes and you're done! Our All-In-One diaper design is certified STANDARD 100 by OEKO-TEX Class 1, a rigorous independent testing and certification system measuring environmental impact of textile products.