The SHEEX Recovers Gen 2 Blue 4 Pc King/California King Bed Sheet Set is designed to create ideal sleeping conditions. The luxuriously soft, performance fabric wicks moisture away to ensure you have the most restful and restorative sleep possible. The maximum breathability and moisture wicking properties reduce sweating by keeping your body cool all night long. Four-way stretch fabric, and athletic grade elastic ensure your fitted sheet stays on your mattress. This sheet set includes a fitted sheet, flat sheet, and two king pillowcases. 87% microfiber polyester, 13% spandex. This easy-care sheet set is engineered not to shrink, fade, or pill. Wash in cold water. Do not use bleach or fabric softener. Tumble dry on low heat. Skip the dryer sheet. With wrinkle-free durability, this luxurious sheet set becomes softer with every wash.