This page shows the different variations of the Zakaz nurkowania from an Icons8 icon pack. Feel free to resize and recolor the icon, and then download the icon in PNG format for free. Icons are available in PNG and vector.
It's a logo of a long diagonal line from the upper left to the bottom right. It covers an image of a person scuba diving with their feet in the upper right and their arms in the bottom left with a scuba tank on their back.