Some people are just too careless about their favorite sunglasses, that need to buy a new one to replace the broken one two or three times a year. Following Japan Self Defense Force SunGlasses is officially endorsed by the Japanese military due to their keen ability to withstand gratuitous amounts of force. The lenses will not shatter if struck with a 3″ object traveling at the speed of 106mph!
The Self Defense Sunglasses‘ frames are made from TPR/TR90 material, which should be strong enough to take a bit of a pressure themselves.
Price: USD317.- [ get it here ]