Size 4 is for a child 35 to 0 pounds (generally for a child 3 years old.)
Pajama top and bottom set. Polo top has a zippered opening to make it easier to get over the head. Ribbing at the neck, wrists and ankles keep in the heat as well as make it safe. The zipper is Canadian-made (YKK). The cotton-Lycra ribbing is woven in Winnipeg, Manitoba. The garment is entirely cut and sewn in the comfort of Canadian homes.