For great guest satisfaction, stock every guest room with Conocera Luxury Bed Linens These 300thread count pillowcases are made from 100 long staple combed ringspun cotton to deliver ultimate comfort and softness at the end of a long day or night Each white pillowcase is OekoTex Certified so you know it s made of only the best materials To fit king sized beds this pillowcase measures 21 x 37