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From the appearance point of view, the surface of the cow leather has a small pattern, the hand feels good, the pattern is deep, and the pattern on the back of the leather with the fingers is still not lost, but the artificial leather or synthetic leather will change significantly.
The surface of the pig leather has a fish scale pattern from the side, the pores are deep, and it can penetrate the fiber layer, and the reverse side of the leather has clear pores and patterns.
Sheep leather has the characteristics of light, soft and comfortable to the touch. The surface pattern is small and clear, and the identification method is the same as that of cowhide.
Genuine leather and imitation leather can also be identified from the surface section. The real leather section has a reticular fiber layer and a dermis layer. The imitation leather has only a base and a foam layer.
Sunglasses can prevent ultraviolet rays from sunlight. Ultraviolet rays can damage the cornea and retina, and sunglasses can completely eliminate ultraviolet radiation. Sunglasses can prevent strong light. Light reflected from the sun will damage the retina. High quality sunglasses can filter up to 97% of the eye rays to avoid injury. Sunglasses can prevent glare. It can reflect large amounts of light, and the bright spots that it produces will disturb the line of sight or hide objects. Sunglasses can completely eliminate such glare with polarizing technology. There is also the role of beauty decoration. Sunglasses are an indispensable decoration for fashion.
Sun Glasses,Colorful Sun Glasses,Reflective Sun Glasses,Unisex Sun Glasses
China Guangdong Shenzhen city Omelle glasses Co., Ltd. , https://www.omelleoptical.com