Wicking Pillow Case - Feel Drier Sea Blue (Standard) 100% Polyester w/ Nanotex Coolest Comfort treatment Wicking Pillow Case - Sea Blue Feel Drier Wicking Pillow Cases Set Contains 2 Pillow Cases Easy Care, Machine Wash - cold water. Tumble Dry - low heat. Dryer Sheets not recommended. These soft and smooth pillowcases are made with the Nanotex Coolest Comfort technology which helps to balance your body temperature and enhance your sleeping comfort all while retaining the softness and breathability of the fabric. Feel Cooler, Sleep Drier!