Gerber Baby Girls' 3 Pack Pull-on Short Sleeve Shirt 100% Cotton Slip-on shirts are great to use as layering pieces or on newborns when the umbilical cord is still attached Made of 100% cotton for a soft and comfortable feel Lap shoulder neckline makes dressing baby easier by allowing the garment to easily slide over baby's head Label free to help protect baby's delicate skin Available in sizes 0-3 to 12 months