Silk pillowcases are known as "beauty pillowcases". Silk pillowcases are very smooth and cool. When you are sleeping, no matter how you squeeze your friction, your face is not prone to wrinkles. Because silk contains 18 kinds of essential amino acids, serine has nourish the skin and prevent skin from aging. It can clean the skin and increase the vitality of skin cells. One of the portable equipment of foreign models is a pair of silk pillowcases. Silk pillowcases can not only be cosmetically anti-wrinkle, but also keep the hair smooth and supple. I have found that my hair is no longer so easy to tie and tilt. I heard that one of the portable equipment of foreign models is a pair of silk pillowcases. This is because natural silk is a natural protein fiber composed of 18 kinds of amino acids. It is different from cotton and chemical fiber. It has similar chemical results to human skin and has good compatibility. It is quite suitable for nourishing and protecting skin. The role. The silk bedding made of 100% natural silk is very smooth and cool, it will care for your skin, keep your cheeks and body silky smooth, and keep your hair smooth and smooth. Silk is a natural high-grade protein fiber containing 18 kinds of amino acids similar to human skin. Silk adheres to the skin and rubs against it. It protects and moisturizes human skin, delays aging, and increases epithelial cell viability. , to prevent the hardening of the blood vessels, promote wound healing and reduce the white blood cells and other special functions. Ms. Song Meiling has bad skin and is allergic to rashes. She eventually loves to use bedding and clothes made from silk. Even overseas visits and excursions are carried around. Mr. Chiang Ching-kuo called it "Jiabao" more prominent in his silk. Because silk has a pearl-like luster and a velvety feel, its products have been loved by Hollywood stars Jennifer Lopez, Rachel Hunt, etc., and have become Oscars, Golden Globes, Emmys, etc. Designation ceremony. Compendium of Materia Medica records: silkworm is a fire, its dryness, dryness can win rheumatism, it attending rheumatism, headache, head wind, diabetes, cramps dehumidification and other detoxification effects. Silk is known as the "Queen of fibers" for its unique excellent hygroscopicity, antibacterial property, extraordinary elasticity, softness and smoothness. It is the most recognized soft and healthy natural fiber in the world. Ninety-seven percent of silk is composed of animal protein, rich in eighteen kinds of amino acids needed by the body and naturally porous protein fiber components. It has a good regulatory effect on the body's blood circulation and metabolism during sleep, and it can achieve the effect of nourishing human skin and enhancing the vitality of skin cells. 1. Protect skin and promote sleep Silk is a porous protein fiber formed by the solidification and fibrillation of a liquid silk protein in a silkworm body. More than 97% of pure silk is composed of animal protein, containing 18 kinds of essential amino acids for the human body. Serine has nourished the skin, increases the vitality of skin cells, and prevents skin aging and other effects. The minute molecules emitted by 18 kinds of amino acids can be called (sleep factor). It can make people's nerves more stable and promote the quality of sleep. 2. Two-way adjustment, cool in winter and cool in summer The thermal conductivity of silk is very low. Compared with all other fibers, silk contains the highest "silk volume gap", which is easy to absorb and preserve air. When the weather is cold, it can reduce the thermal conductivity, and the warmth is maintained over the skin, cotton, and wool; Can remove excess heat, so that the temperature is appropriate. Two-way adjustment is internal temperature, cool in winter and cool in summer. 3 moisture wicking, comfortable and breathable The silk protein on the outside of the silk contains a substance called “hydrophilic side chain amino acidâ€, which can absorb the sweat and moisture discharged from the body and eliminate it, keeping it dry and breathable inside, keeping it comfortable, rheumatism, arthritis, Patients with frozen shoulder are particularly helpful. 4. Anti-bacterial, soft-fitting Silk sericin has ingredients to prevent the growth of aphids and molds. It can prevent pests from invading the human body during sleep. The chemical composition of silk fibers is similar to that of human skin. This similarity makes silks very soft and non-smooth. Static electricity is not easy to use and comfortable.
The spherical lens is referred to as a spherical lens, and its optical function is to make parallel rays of light form a focus F. In spectacle optics, there are thin lenses and thick lenses.
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