Say hello (and goodnight) to pillowcases crafted from CleanBamboo™, our signature bamboo lyocell fabric made famous for its silky-soft, cooling and sustainable qualities. Made from 100% organic bamboo and performance tested to support your comfort and wellness, this material is hypoallergenic, thermoregulating and Oeko-Tex Standard 100 certified. As gentle on your skin and hair as they are on the planet.. Made from 100% bamboo lyocell. Cooling effect - breathable weave cools and adjusts for a comfortable sleep. Feels smooth like silk, comparable to cotton 1,000 thread count. Hypoallergenic, free from harmful chemicals and ideal for sensitive skin. Includes 2 pillowcases. Side envelope closure at end of pillowcase keeps pillow neatly tucked in and out of sight for a finished look. Pre-washed and packaged in a reusable drawstring bag made from scrap fabric