Did you know that the Ukrainian invented a revolutionary device for swimmers? Such is an electronic swimming trainer. For us, it was already enough to take up the production of an advert. And when it turned out that the inventor himself agrees to play a leading role, inhumanity only doubled. Underwater photography, graceful floatation and pride in the fact that the device, which is spoken in English, is, in fact, our Ukrainian development. And finally, it's really beautiful.