Garment, particularly a protective vest, and zipper arrangement

A garment, preferably a protective vest, which is adjustable in its size is provided. According to one approach, at least one outer zipper having two rows of teeth is provided, wherein the garment has a first size in a closed state of the outer zipper and a second size in an opened state of the outer zipper, wherein the first size is smaller than the second size, and wherein, in the opened state of the outer zipper, the rows of teeth are held together at a distance by material covered by the outer zipper in the closed state of the outer zipper. Other embodiments include a zipper arrangement.