Reportage in an aesthetic medecine practice in Geneva. Medical Jet System session. The system projects a mix of air and active ingredients at a speed of more than 200m /s through a patented hand-held device. The mix, submitted to high pressure, reaches the skin in the form of microscopic droplets. The product penetrates the deep layers of the skin without needles or injections. A glycolic acid based formula to dark rings round the eyes.