In the wear goggles is to be very careful is not to wear goggles belt too tight, or easy to cause brain hypoxia or eye discomfort.

Everyone often for goggles fog trouble, in fact, can use a very convenient way to solve this problem. A. apply antifogging agent to the goggles. Antifogging agents are available at the shops. B. smear it on the outside and inside of the glasses with saliva, and then wash it with water (don't use your hands).