These covers are the best fitting diapers I have found. The ai2s have the same fit as the the slim fit cover but with a snap in insert. The Full Fit covers have a generous bumpy area and a wider crotch to fit over any over night solution or if you need a fuller fit for your little.
95% Cotton 5% Lycra Outer
!00% Polyurethane Inner
AI2 has a snap in pedal soaker 2 layers 55% bamboo 45% Hemp
OS Fits approximately 10-45lbs