This is a Patagonia outerwear piece. The tag has been cut, so the size is unknown. It was worn when the child was about 3 years old. It's reversible, but there are iron-on sticker marks on the fleece side where a name was. Length: 45 cm Sleeve length: 43 cm Width: 37 cm Please note that these measurements are approximate due to being taken by a non-professional.