Helps to tame frizz & reduce breakage by creating less friction. 600 Thread-Count. Helps reduce breakouts by absorbing less moisture and dirt. Why You'll Love This: Helps to prevent facial creases while sleeping. Gentle on skin, hair, eyelashes & eyebrows. Stays Cool all night OEKO-TEX® Certified: This certifies that our satin is safe, sustainable, and environmentally friendly. 1 Queen/Standard size pillowcase (26x19 in) or (66x48 cm) with zipper.