PREMIUM 100% COTTON PILLOWCASES: Our 600-thread-count sateen pillowcase set delivers a smooth, breathable, and crisp feel with refined comfort. These 100% cotton king size pillow cases with their breathable cotton construction, offer a light, comfortable feel year-round. IMPORTANT NOTE ON THIS COLOR: This mushroom - taupe brown shade is a rich, deep brown with warm undertones–it is not grey-brown or cool-brown. SECURE FIT THAT SLIDES EASILY ONTO YOUR PILLOWS: It’s a match! Our 2 piece mushroom - taupe brown king pillowcase set (21" W x 40" L) fits the pillows between 20" W to 36" L. These premium pillowcases are roomy and slip in easily. The 4-inch hem helps keep the pillows tucked in for a neat, finished look. Complete the look with our 600 Thread Count sheet set that complements any room decor and lends elegance to it. CERTIFIED SAFE AND EASY CARE: Our pillowcases king size set is crafted for lasting comfort—tested for pilling, fading, and shrinkage. Just remove promptly and fold to prevent wrinkles. Spending a third of our lives in bed highlights the importance of safety, so these king size pillowcase sets are certified safe. Every item bearing the OEKO-TEX STANDARD 100 label is certified as having passed safety tests for harmful substances. OUR COMMITMENT: We prioritize comfort, community, and sustainability. Since 2022, we've donated over 36,000 bedding items to US charities and removed plastic from our packaging. Sheets are crafted in our family‑owned factory in India with care and quality‑checked—thread count may vary by ±5% due to standard manufacturing limits. Enjoy soft, elevated comfort with easy care. Indulge in the comfort of our 600 thread count pillowcases, made from 100% cotton. Each pillowcase is crafted with fine cotton yarns to provide a smooth and comfortable feel. Designed for convenience, these pillowcases feature an easy slip in design, helping your pillows stay securely in place. Our breathable cotton fabric feels light and airy, helping warm sleepers stay comfortable at night. Upgrade your bedding with soft, smooth pillowcases designed for everyday comfort.