This is a set of two Uniqlo combination undershirts. The size is 50-60 (height 50-60cm, weight 3-6kg), perfect for newborns to babies around 2-3 months old. Used for about 2 months, but there are no noticeable stains or dirt, and they are in clean condition. They have been stored at home after washing. There are no pets or smokers, so you can use them with peace of mind. Made of 100% cotton, which is breathable and soft, gentle on baby's skin. These are used items, so please purchase if you understand the slight signs of use and washing. Please refrain from purchasing if you are sensitive to such things. Type: Combination undershirt Sleeve length: Short sleeve Other: Front opening