"Smoother fabrics like silk are often preferred in nighttime routines because they can feel less abrasive on delicate facial skin and hair."

“Silk pillowcases help reduce hair breakage, frizz, and tangling by minimizing friction while you sleep.”

"It helps keep your curls more intact than using a traditional cotton, cheaper pillowcase, which has rougher fibers allowing your hair to latch on like velcro and pull apart and get frizzy."