Tips for goggles selection:
1. Check whether the goggles are transparent and free of scratches.
2: check whether the gasket (rubber) of swimming goggles is sealed.
3: pay attention to the width of the nose bridge of the goggles. Some goggles are adjustable in width and some are not, so be sure to try them out to see if they fit.
4: quality of goggles strap. If the elastic, fastness of the belt is not good, it is easy to damage, so pay attention to the quality of the belt when selecting.

Use and maintenance of goggles
1: maintain appropriate tightness
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.
2: make goggles fog free
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).
3: clean the lens with clean water and dry it in the shade after use. Do not wipe the lens with a towel to avoid scratching the mirror.
4: the new goggles are generally already done antifogging treatment, so do not apply too much antifogging agent.
5: do not put goggles in a place with high temperature, and do not put them in the sun.