Upgrade your hair tie game. Anti crease. Anti Breakage. THE SLIPSILK™ DIFFERENCE: Traditional hair ties can tug on delicate hair which can lead to damage and breakage. Slip™ scrunchies are made with slipsilk™, the same silk used in the award winning slip™ pure silk pillowcase. The multi award winning slip skinnies are the perfect size for everyday use and won't leave creases in your delicate hair.