100% Polyester WHAT’S INCLUDED - King size: 1 Flat Sheet 102" x 105". IRRESISTIBLE BEDDING - This beautiful flat sheet will enhance the comfort of your bed and the style of your bedroom. Made of 100% double brushed microfiber, it is lightweight, durable, and buttery soft. *Microfiber is an umbrella term for ultra-fine synthetic fibers that are commonly made from polyester and polyamide. HOME ESSENTIALS - Available in a wide assortment of vivid color options ranging from neutral to bold, this flat sheet, suits any style. *Please bare in mind that due to the difference in lighting and monitor settings, the color of the actual product may vary slightly from wht you see on screen. EASY CARE - They are also machine washable and quick drying for easy care. OEKO-TEX CERTIFIED - Tested and certified to be free from harmful chemicals, the sheets meet high safety standards.