Getting a good night’s sleep isn’t just about the right mattress or pillow—it’s also about what covers your pillow. If you’re searching for the best king size pillow cases in 2025, you’re in the right place. This guide will help you find the perfect pillowcase for your needs, whether you want luxury, sustainability, or just a cool, comfy place to rest your head.
Transform your nights – Discover the comfort of our Scrumptious Side Pillow and Classic Scrumptious Pillow now!
Why King Size Pillow Cases Matter
King size pillow cases aren’t just bigger—they’re designed to fit king size pillows, which are typically 20 inches by 36 inches. These cases add a touch of luxury and comfort to your bedroom, and they can make a big difference in how your bed looks and feels. Plus, the right pillowcase can help with temperature control, skin health, and even hair care.
The 2025 Pillow Case Market: What’s New?
The pillow case market is booming. In 2025, the global market is valued at $5.42 billion and is expected to reach $9 billion by 2035, growing at a steady 4.8% CAGR. This growth is fueled by:
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More people wanting premium, comfortable bedding
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A focus on sustainable and eco-friendly materials
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The rise of home décor trends and hospitality upgrades
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New technologies like moisture-wicking and temperature-regulating fabrics
Materials like silk, satin, organic cotton, and bamboo-derived fabrics are especially popular for their hypoallergenic, breathable, and skin-friendly properties.
What to Look for in a King-Size Pillow Case
When shopping for a king-size pillow case, keep these factors in mind:
1. Material
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Silk: Smooth, hypoallergenic, and great for hair and skin. Mulberry silk is the gold standard.
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Satin: Affordable, soft, and helps reduce frizz and wrinkles.
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Organic Cotton: Breathable, durable, and easy to wash. Look for high thread counts for extra softness.
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Bamboo: Naturally cooling, moisture-wicking, and eco-friendly.
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Linen: Durable and gets softer with each wash, though it can feel rougher at first.
2. Thread Count and Weave
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A higher thread count (300+) usually means a softer, smoother feel.
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Sateen weaves give cotton a silky finish, while percale is crisp and cool.
3. Closure Type
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Envelope closures keep the pillow inside the case all night.
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Zippered or buttoned cases offer extra security and shape retention.
4. Care and Maintenance
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Machine-washable cases are easier to keep clean.
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Silk and some luxury materials may need hand washing or special care.
5. Sustainability
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Look for Oeko-Tex certified fabrics, organic materials, and brands with eco-friendly practices.
2025’s Top King Size Pillow Case Trends
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Eco-conscious buying: More shoppers want organic, recycled, and ethically sourced materials.
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Performance fabrics: Antimicrobial, moisture-wicking, and temperature-regulating pillowcases are on the rise.
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Customization: Adjustable pillowcases and sets that let you mix and match for your style and comfort.
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Luxury at home: Silk and high-thread-count cotton are more accessible, even for budget shoppers.
Best King Size Pillow Cases in 2025
1. Honeydew Sleep: Best King Size Pillow Cases in 2025
Description (Mulberry Silk Pillowcase for Side Pillows)
Crafted from premium 100% organic silk (22 Momme Mulberry Silk, Grade 6A), our Honeydew silk pillowcase represents the pinnacle of skincare luxury, destined to become the most cherished item in your beauty regimen.
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All orders above $50 within the USA are shipped free of charge.
SATISFACTION GUARANTEED OR YOUR MONEY BACK
We're confident in our product, offering a 60-night money-back guarantee on every purchase.
PRODUCT DIMENSIONS & DETAILS
Available in elegant Powdered Sugar (white) and Lunar Eclipse (charcoal) hues, these pillowcases are specially crafted for our Scrumptious and Essence Side Sleeper and Travel Pillows, featuring a unique curved shape incompatible with standard rectangular pillows.
• Queen size: Designed for pillows approximately 15” x 27”
• King size: Designed for pillows approximately 17” x 30”
• Travel size: Designed for pillows approximately 21” x 12”
MATERIAL QUALITY
Constructed from the finest 100% 22 Momme Mulberry Silk (Grade 6A), ensuring unrivaled quality and luxury.
CARE AND MAINTENANCE
Achieve optimal longevity by hand washing and air-drying. Machine washable if necessary, on the gentlest cycle in cold water (preferably in a mesh bag). Dry by laying flat or using the lowest heat setting. Ironing is not advisable, but if necessary, employ the lowest heat with ample steam.
GUARANTEE AND WARRANTY
We stand behind the excellence of our product with a 1-year limited warranty, protecting against material and workmanship defects.
→ Take time to discover our products
→ See also our product on Amazon: Honeydew Organic Silk Side Pillow Curved Pillowcase - The Ultimate Luxury Pillowcase to Reduce Wrinkles and Improve Skin and Hair Health - King Size (Powdered Sugar White)
Contact Us
Customer Service & Information
- 📧 Email: info@honeydewsleep.com
Sales
- 📧 Email: sales@honeydewsleep.com
Press
- 📧 Email: press@honeydewsleep.com
Phone Contact
- 📞 Call or Text: (805) 477-9990
- 🕒 Phone Hours: Monday-Friday 10 AM-4 PM PST
Mailing Address
- 📬 Honeydew Sleep Co.
- 📍 1010 Lawrence Drive, Newbury Park, CA 91320
Feeling more traditional? Send us a letter to our physical address!
2. Blissy Silk King Size Pillowcase
Blissy is a well-known name in silk pillowcases.
Their king size covers are made from 22-momme mulberry silk, which is strong and smooth.
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High-quality silk: Stronger than many other silk pillowcases.
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Machine-washable: Easy to care for.
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King size fit: Perfect for larger pillows.
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Many colors: Available in a wide range of shades and patterns.
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Hydrates skin and hair: Keeps moisture in, reduces frizz and wrinkles.
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Durable: Lasts at least three years with proper care.
3. Cozy Earth Bamboo King Size Pillowcase
Cozy Earth bamboo pillowcases are a top pick for hot sleepers.
They are soft, breathable, and naturally cooling.
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Bamboo fabric: Silky, smooth, and naturally breathable.
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Hypoallergenic: Great for sensitive skin and allergy sufferers.
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Machine-washable: Easy to clean.
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King size fit: Perfect for larger pillows.
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Durable: Retains softness after many washes.
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Cooling effect: Keeps you comfortable all night.
4. Brooklinen Flannel King Size Pillowcase
Brooklinen flannel pillowcases are perfect for cold nights.
They are soft, cozy, and add a rustic touch to your bedroom.
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Flannel fabric: Soft and warm.
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Machine-washable: Easy to care for.
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King size fit: Perfect for larger pillows.
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Durable: Holds up to regular washing.
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Great for winter: Keeps you cozy on chilly nights.
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Available in many colors: Matches any decor.
5. Boll & Branch Organic Cotton King Size Pillowcase
Boll & Branch offers premium cotton pillowcases.
Their king size covers are made from organic, buttery-soft cotton.
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Organic cotton: Soft, breathable, and hypoallergenic.
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Machine-washable: Easy to clean.
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King size fit: Perfect for larger pillows.
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Durable: Holds up to regular use.
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Great for all seasons: Comfortable year-round.
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Certified safety: GOTS certified for peace of mind.
How to Care for Your King Size Pillow Cases
Proper care keeps your king size pillow cases looking and feeling great.
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Wash regularly: Keep your bed fresh and free from allergens.
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Follow care instructions: Some materials need gentle cycles or cold water.
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Air dry or tumble dry low: Protects delicate fabrics.
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Rotate cases: Extends the life of each cover.
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Store extras: Change the look of your bedroom easily.
For more tips, visit our bedding cleaning and care blog.
King Size Pillow Case Trends in 2025
Pillow cases are more than just practical—they are a style statement.
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Eco-friendly materials: Organic cotton, bamboo, and silk are in demand.
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Bold colors and patterns: Make your bed the centerpiece of your room.
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Smart fabrics: Temperature-regulating and antimicrobial options are growing.
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Custom sizes: Fit any pillow, from standard to body and travel.
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Easy care: Machine-washable and wrinkle-resistant fabrics are popular.
Transform your nights – Discover the comfort of our Scrumptious Side Pillow and Classic Scrumptious Pillow now!
