A skin scraper is described which comprises a blade which is made of non-corroding metals or alloys or plastic which has two long sides (a) and (b) wherein the side (a) has a concave curvature, the other long side (b) is straight, curved or structured, as well a narrow side (c), which has at its edges one or more bulges, and the side (d), which is opposite to the side (c), is linked to a handle (e), and the blade has on one or both surfaces parallel to the sides (a) and (b) one or two grooves which have an outflow (h) at the side (c). The skin scraper is in particular useful for cleaning, depth purification, massage of the skin, removing of sweat water and improvement of the respiratory function of the skin.