Helicopter boy outfit

Is pieces boy outfit COLOR IS OLIVE GREEN. Shirt is 0-3 month Pants 3-6 months. Hat runs extremly small but says 12-18 month Jacket is 6-12 also runs a tad small. And over the shirt needed to be a lil bigger. Last pic shows 3-6 month onsie over it The pants did not come with set purchased seperate. No rips holes or stains. Smoke and pet free