T1558S Stylish high quality luxury acetate sunglasses

Sunglasses besides shading, beautiful besides, still have the function that an important index prevents ultraviolet ray namely.  Quality supervision bureau clew, not all sunglasses have the function that prevents ultraviolet ray, a pair of sunglasses that satisfies basic standard requirement, in reducing visible light intensity also can hold off partial ultraviolet ray at the same time, assure to wear sunglasses and do not wear sunglasses compare, the ultraviolet ray radiation that the eye accepts does not increase.  Poor quality sunglasses that don't protect your eyes from UV rays can be more harmful than wearing them at all, as they reduce the amount of light entering your eyes and cause your pupils to dilate.  Generally speaking, sunglasses sold on the market, there will be obvious labels on their lenses, hanging tags or outer packaging, just as there are ingredients of their fabrics on clothing, consumers must carefully check when buying.  Only sunglasses with uv protection labels, 100 percent UV protection, UV380 or UV400 are approved.