Horizontal, semi-automatic packaging machine (HFFS) designed for packing products of various shapes in sachets. The device can be individually adapted to a given product. Modern technology ensures the highest achievable level of performance. The electronic control system synchronizes the movements of the three main machine drives. This system ensures high versatility and flexibility when changing the product, as well as the excellent dynamics of the machine's movements. This technology together with strength, reliability, ergonomic design and easy cleaning allow for the highest efficiency of the device. There is a possibility of being equipped with a tray depending on the product. Flow pack can be easily integrated into a simple production line.