This is a set of 5 baby undershirts: 4 short-sleeved undershirts and 1 combination undershirt. All are 100% cotton. The second and fourth photos are from cottoli, the third is from Birthday, and the remaining two are from Nishimatsuya. The fourth undershirt has a stain from milk around the neck. Please refrain from purchasing if you are looking for a perfect item, as this is a used item.