THE PILLOWCASE THAT MAKES LUXURY EASY TriSilk™ material solves the 3 most common complaints of silk: durability, fit & washability. This innovative natural silk fabrication features spandex to increase durability & performance after laundering. The hidden zipper enclosure protects your pillow from pollutants & allergens while ensuring a perfect fit. And, the luxurious frictionless surface allows you to say goodbye to bed head, sleep wrinkles, breakouts, & blemishes - leaving your locks luscious & your complexion glowing. Trust & believe, this pillowcase does it all. FEATURES Anti-aging, Anti-sleep wrinkles, & Anti-bed head. Includes spandex for perfect FIT. Cuts out hair friction and reduces breakage. Provides ideal smooth surface for skin interaction. Minimizes sleep wrinkles and promotes moisture. Ultra-durable fabrication. Sustainable and gift friendly packaging. MEASUREMENTS Standard/Queen: 20" x 26" Freshly laundered