Absolutely love these onesies. They are so cute! I have a three month old infant and she looks adorable in these onesies. I like the black and white designs a lot. She has had a couple of blowouts that have gotten out of the onesies and they have been easy to clean out - leaving no yellow residue on the onesies. I just used a little bit of white distilled vinegar and my usual detergent on cold wash (after rinsing the onesie out in my sink fist with cold water!.