Blackout curtains are specifically designed to block out almost all external light, providing maximum darkness and privacy when drawn closed. To achieve this light-blocking effect, blackout curtains are typically made from specific fabrics that have light-blocking properties. The primary fabrics use......
Read MoreAt present, Kimberly-Clark's sleep laboratory has made major breakthroughs in the dimensions of "light, sound, air, and temperature". The test results show that it can improve the environmental load to varying degrees and effectively improve sleep quality.
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