These sunglasses should be bought carefully

As the weather gradually warm, buying sunglasses friend more and more. Indeed, the sunglasses is keep out sunshine, dress up your weapon, sought after by more and more people. But you know know? Need careful to buy these sunglasses! Sunglasses factory YC9702 general sunglasses C1 black box white legs/lens dazzle colour silver transmission ratio is unqualified, after wearing the sunglasses will produce traffic signals to identify obstacles, easy to cause traffic accidents. Unqualified against performance against performance does not meet the requirements of the sunglasses lenses easily broken when impacted by external force, debris could become a fatal injury to the person's eyes. Uv protection function differential uv protection function of a misfit sunglasses good lenses, can stop more than 99% of the ultraviolet light. Uv protection function of sunglasses up less than the effect of uv protection, not only will cause harm to the eyes. No category id mark on the product category id not sunglasses sunglasses generally divided into three classes, namely for sunshade shade mirror, used for decoration light mirror and used in special mirror snow goggles or waterproof surface radiation. If there is no product category id, when consumer is buying can't correct recognition of the use of sunglasses, affect the use effect. Ray-ban sunglasses RB4222 men 622/8 g grind arenaceous black/lenses grey look small make up of introduction, I believe you are the more cognitive for sunglasses. So, don't think the sunglasses just decorations, and not with the eyes contact, just take a good, actually choose a qualified and suitable sunglasses is very important.
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