NOTE: This post has been updated as of December 2018 with more diaper cover reviews. We've now tried over 27 different diaper covers on our newborn babies. Using a cover is one of the easiest and most economical ways to diaper a new baby. Anything can work as an insert – newborn prefolds, small flats, and inserts made of microfiber, hemp, bamboo or cotton. Luludew Diaper Cover: Available mainly through diaper services, Luludew has always offered an affordable, practical line for families. Continue Reading