PREMIUM LYOCELL BAMBOO FIBER - Derived from natural bamboo, our Lyocell bamboo pillowcase is more environmentally friendly than other fabrics on the market. Due to the unique woven technique we used, the Lyocell fiber is long and thin, making the fabric incredibly shiny, strong and durable, and silky soft like mulberry silk. With proper care, the pillowcases are very durable and can last for a long time. UNIQUE THERMAL REGULATING TECHNOLOGY - Fitttia bamboo viscose pillowcases allow air to circulate freely through the pillowcase all night, even in hot weather. Bamboo viscose pillowcases also have many natural benefits for better healthy sleep. It provides an extremely soft and smooth feel, so you won't feel sweaty or clammy. BREATHABLE AND MOISTURE-WICKING - Fittia bamboo pillowcases have superior health benefits. by naturally wicking away moisture and oils. Thanks to an exceptional bamboo structure, they are wrinkle-, stain-, and fade-resistant, antifungal, and antibacterial, hypoallergenic, and resistant to dust mites. This makes them less susceptible to odor and mold than regular cotton. HIDDEN ZIPPER DESIGN - The hidden zipper and high-quality lyocell bamboo fiber make it suitable for almost everyone. EASY CARE - Machine washable in cold water. Wash with similar colors. Use only non-chlorine bleach if needed. Tumble dry at low temperature and cool iron if needed.