28 Alva Baby Cloth Diapers 28 Inserts Soft and eco-friendly reusable cloth diapers. Perfect for keeping your little one comfortable and dry. Size- Alva Baby's website states up to 12 pounds; my daughter wore them until a little over 3 months at 14 pounds! So size newborn to infant No stains, minimal wear The inserts are GREATTTT. We loved these. They are 55% hemp 45% organic cotton Mostly line dried! Only machine dried a handful of times; if that.