My daughter is 21 months since birth I take these layers at amazon in 1 month conso. My monthly subscription has changed several times: Size 2, size.3, Size4 and here we are in size 4+ for over a month so 2 deliveries. Last month frequent leaks and a few buttons nothing major, a strong smell of oil in layers, so I expect this new delivery and there catastrophe: my daughter has a giant rash on the buttocks, buttons on the belly, thighs and at elastics. The layers always this unbearable petroleum odor. I ended up with 3 and a half packets pampers size 4+ on the arms, the doctor said that my daughter is allergic to its layers and more it will be in contact with this product more it will be worse. Meanwhile it is clean and therefore can do without layers competition I try to see if the problem goes
