Traditional hair ties can tug on delicate hair which can lead to damage and breakage. slip Skinnie Scrunchies are made with slipsilk, the same silk used in their award winning pure silk pillowcases. Its wide surface area and high-grade silk is designed to reduce those annoying ridges caused by regular hair elastics..100% silk (exclusive of elastic).Anti-crease & anti-breakage.Gentle on hair.Set of 6