1- Silk helps prevent hair from rubbing together during sleep and head swings. Also, silk fabric is stronger than others and more cohesive than other textiles, which gives smooth hair movement. 2- Silk, with its strong, flexible and soft texture, reduces the intensity of pulling hair from the roots during sleep and while wearing it as a hair cover, and thus reduces its fall. It also helps reduce pressure on the hair roots and stress, stress that may lead to weak roots, and thus the inability to Bearing the weight of the hair and the inability to nourish it, which also leads to its loss. 3- Silk does not absorb and does not interact with the natural hair fats secreted by the body and does not absorb any moisturizers or hair care products, especially during sleep,