Warm Tips: Hightemperature tumble drying will cause the cotton fabric to shrink and crisp, therefore, please tumble dry on low heat. Wash your light cotton items separately from dark cotton items. The cotton fabric will become softer with every wash. Breathable Pillowcase Set: The FreshFit Collection Pillowcases are made of cotton. They are woven of 200threadcount and the fabric is breathable and soft that makes these cotton pillowcases a smart choice for a comfy and stylish bed. Quality Certified: cotton pillow cases are certified by BSCI and OEKOTEX Standard 100, ensuring responsible manufacturing and high standards in materials. Excellent Craftsmanship: In a selection of solid shades, they let you update the look instantly. Variety in different colors to match your room decor and suitable for all seasons. Besides, the open type closure design makes washing more convenient. And the meticulous stitching ensures a longer lifespan for the cover. Our KING cotton pillow cases are 20" W x 40" L finished size. About Color Difference: All items are for real shooting, and due to technology, display, light, environmental reasons there may be a slight deviation phenomenon, please in kind prevail.