have a narrow head (circumference 54 cm) and can be found severe problems matching glasses, although visually it is a little too wide, but by the shape and ramenlosen glasses falls on the less, so that everything is satisfactory. The glasses fog just something similar when standing at the traffic lights and not much and is completely understandable, but go to a few meters which is also equal again away. Off seals and protects the eyes from wind and insects excellent ... it can only recommend ...