Re: Newborn Alva, Sunbaby, Happy Heiny
Their website says up to 12 lbs. I have heard of babies wearing them for longer, but you would need to use more than one insert. They still fit my 3 month old, but smalls do also so we are switching.
Mommy to "X" 6/06, and "Z" 10/12 and my 3 angels in heaven