In no case do

The helmet should tightly wrap his head, and in no case do not hang out with movements. The best helmets are the so -called «integrals» that completely cover the head. Of course, they are also the most expensive, however, this price is quite justified, since, among other things, in such helmets, natural ventilation adjustment is qualitatively carried out, and its “took” it was made of high -strength material.