The goggles of this product have impressive hardiness - a resistance to low-energy impacts such as a 6mm steel ball moving at 45m/s with a kinetic energy of 0.87J. EN166-F, 5-3.1, 1FT certificate ensures it is of the highest quality, providing 100% thermal and UV protection with a weight of 25g. The optical class of the glazing is 1, denoting it is suitable for continuous use. Nevertheless, users should adjust the eye protection to individual needs to avoid injuries caused by an inadequate fit or improper use.