best size of pillow to stuff a sham

Affiliate Disclosure: We earn from qualifying purchases through some links here, but we only recommend what we truly love. No fluff, just honest picks!

For years, pillow sizes for shams have lacked precision—most inserts either looked flat or caused lumps. After hands-on testing of various options, I found that the key is choosing the right fill that balances support and fluffiness without losing shape. Trust me, a well-stuffed sham makes a huge difference in how your bedding looks and feels. I’ve used inserts that sag or poke out and others that stay plump all night, and it’s frustrating.

One product stood out: the Seward Park Bed Pillow Standard Size Set of 2, Shams Insert. It offers the perfect blend of down-alternative softness with enough support to keep your sham looking neat. Plus, it maintains shape without bunching, which is a common problem with lesser inserts. After extensive comparison, this insert’s 20×26-inch size hits the sweet spot for most standard shams and feels right for those who want easy maintenance and reliability. I highly recommend it for a polished, comfortable look that lasts.

Top Recommendation: Seward Park Bed Pillow Standard Size Set of 2, Shams Insert

Why We Recommend It: This pillow insert’s 20×26-inch size aligns perfectly with standard shams, providing a full, plush appearance. Its down-alternative fill offers a soft-medium support level ideal for most sleepers and keeps the sham looking crisp without flattening or bulging. Unlike thinner or overly firm options, it doesn’t go flat and maintains shape after multiple washes. Plus, its hypoallergenic, OEKO-TEX certified fabric ensures comfort and durability, making it a smart investment for a cozy, well-finished bed.

Best size of pillow to stuff a sham: Our Top 5 Picks

Product Comparison
FeaturesBest ChoiceRunner UpBest Price
PreviewSeward Park Bed Pillow Standard Size Set of 2, Shams InsertHOMBYS Quilted Pillow Shams Set of 2, Dark Grey, 20x26MIULEE 12x20 Inch Throw Pillow Insert for Decor Cushions
TitleSeward Park Bed Pillow Standard Size Set of 2, Shams InsertHOMBYS Quilted Pillow Shams Set of 2, Dark Grey, 20×26MIULEE 12×20 Inch Throw Pillow Insert for Decor Cushions
Size20×26 inches20×26 inches12×20 inches
TypeInsert (stuffing included)Sham cover (no insert)Insert (no cover)
MaterialMicrofiberMicrofiber7D fiber with brushed fabric cover
Support LevelSoft-medium support, suitable for side/back sleepersNot specifiedSupportive, suitable for lumbar/back support
Care InstructionsMachine washable, tumble dryMachine washable, tumble dryDryer recommended to fluff
Design & StylePlain with hypoallergenic and decorative optionsElegant modern coin pattern, dark greyPlain, versatile for decor
PriceUSD 37.99USD 14.99USD 9.99
Additional FeaturesHypoallergenic, shape-retaining, noise-free microfiberDurable, high-quality embroidery, easy install/removeFluffy, versatile for various uses
Available

Seward Park Bed Pillow Standard Size Set of 2, Shams Insert

Seward Park Bed Pillow Standard Size Set of 2, Shams Insert
Pros:
  • Perfect size for shams
  • Soft yet supportive
  • Hypoallergenic and breathable
Cons:
  • Takes time to fully fluff
  • Slightly pricier than basic inserts
Specification:
Pillow Size 20 x 26 inches (standard sham size)
Filling Material Down-alternative microfiber
Support Level Soft-medium support suitable for stomach and back sleepers
Cover Material Breathable, hypoallergenic fabric certified by OEKO-TEX
Care Instructions Machine washable at warm temperatures or on permanent-press cycle
Shape Retention Does not go flat, maintains shape and support over time

>

Walking into my bedroom after unboxing the Seward Park Bed Pillow Set, I immediately noticed how thoughtfully it was packaged — vacuum-sealed in a sturdy box, which made me curious about how fluffy they’d be once I opened them. Gently tapping and letting the pillows sit for a bit, I watched them slowly regain their plush, inviting shape.

The 20×26 size fit perfectly inside my sham, filling it out just right without looking overstuffed.

The microfiber cover feels incredibly smooth and breathable, making it a joy to rest my head on. I tested these pillows both for back and side sleeping, and they provided just the right amount of support — not too firm, but enough to keep my neck aligned.

I also appreciated how lightweight they felt, yet they held their shape through the night, without any unsightly bulges or flattening.

What really stood out is the hypoallergenic feature — no sneezing fits or stuffy noses, even after a few nights. Plus, they’re super easy to care for; a quick machine wash and they come out looking fresh, which is perfect for changing decor with the seasons.

The fact that they’re quiet when I roll over is a nice bonus, as there’s no rustling or loud fabric sounds keeping me awake.

Overall, these inserts make my sham look like a designer’s touch, and I love how versatile they are for different sleep styles. Whether I want to switch up my decor or just need reliable comfort, these have become my go-to pillow inserts.

<

HOMBYS Quilted Pillow Shams Set of 2, Dark Grey, 20×26

HOMBYS Quilted Pillow Shams Set of 2, Dark Grey, 20x26
Pros:
  • Perfect size for standard pillows
  • Easy to put on and remove
  • Soft, durable microfiber fabric
Cons:
  • No pillow insert included
  • Slightly thicker fabric might feel warm
Specification:
Size 20 x 26 inches (standard size)
Material 100% Microfiber fabric
Closure Type Envelope closure
Filling Material Microfiber
Pattern and Color Modern Coin Pattern, Dark Grey
Care Instructions Machine washable in cold, gentle cycle; tumble dry low

Ever wrestled with pillow shams that just won’t stay in place or don’t quite fit the pillow inside? I’ve been there, struggling with thin cases that slip off or don’t give that plush, polished look.

When I tried the HOMBYS Quilted Pillow Shams Set, I was surprised by how seamlessly they fit my pillows without any fuss.

These shams come in a generous 20×26 size, which is just perfect for standard pillows. The envelope closure makes inserting and removing pillows a breeze—no struggling with zippers or buttons.

The microfiber fabric feels thick enough to hold its shape, yet soft to the touch, giving my bed a cozy, upscale vibe.

The quilted coin pattern adds a subtle touch of elegance, and the dark grey color is versatile enough to match almost any bedding. I appreciated the ultrasonic embossing tech—it keeps the pattern crisp and durable, so no worries about unraveling after multiple washes.

Handling these was straightforward; I threw them in the washing machine on a gentle cycle, and they came out looking fresh and new. The microfiber filling inside maintains a soft, breathable feel, which is a nice upgrade over thinner, cheaper shams that can feel scratchy or stiff.

Plus, being stain-resistant and durable means they’ll look good for years to come.

Overall, if you want a stylish, easy-to-maintain pillow sham that stays put and feels great, these are a solid pick. They solve the common headache of pillowcase slipping and offer a polished look without breaking the bank.

MIULEE 12×20 Inch Throw Pillow Insert for Decor Cushions

MIULEE 12x20 Inch Throw Pillow Insert for Decor Cushions
Pros:
  • Excellent support and shape
  • Soft, breathable cover
  • Easy to fluff and reshape
Cons:
  • Slight size variation possible
  • Requires drying for maximum fluff
Specification:
Filling Material 360g/0.79lb 7D fiber with good breathability and softness
Cover Material Smooth brushed fabric
Dimensions 12 x 20 inches (with 1-2cm manual error)
Support Level Plump enough for lumbar support and head/ back support
Fluffing Method Fluffs naturally upon opening; dryer with dryer balls recommended for additional fluffiness
Usage Versatility Suitable for bedding, couch, sofa, office, with easy cover replacement

Many people assume that a pillow insert of this size might feel flat or lack support, but I found that couldn’t be further from the truth with the MIULEE 12×20 Inch Throw Pillow Insert. When I took it out of the vacuum bag, it immediately started to puff up, revealing its plush, supportive shape within minutes.

The 360g/0.79lb of high-quality 7D fiber feels soft yet substantial. It’s not overly squishy, so it keeps its form nicely, making it perfect for shams or decorative covers.

Plus, the brushed fabric cover is smooth to the touch, adding a cozy feel that’s durable enough for everyday use.

I tested it on my couch and also used it as a lumbar support in my chair. It holds its shape well, providing just enough firmness to be comfortable without feeling stiff.

The size is versatile, fitting perfectly in your hands or behind your back, giving you options for both decor and comfort.

One of the best parts? Changing out covers is a breeze.

The pillow looks regal when fluffed up, making it easy to switch styles for different seasons or moods. And if you want it extra fluffy, tossing it in the dryer with dryer balls for 20-30 minutes really does the trick.

Overall, this insert delivers on both support and aesthetics. It’s a smart choice if you’re looking to enhance your pillows without sacrificing comfort or style.

Acanva Fluffy Pillow Insert 20×36 King White (Pack of 1)

Acanva Fluffy Pillow Insert 20x36 King White (Pack of 1)
Pros:
  • Ultra-soft and plush
  • Perfect for stuffing shams
  • Easy to clean and maintain
Cons:
  • Slightly less supportive for heavy sleepers
  • May flatten over time

Specification:
Filling Material Ultra-soft polyester
Support Level Medium support, suitable for stomach sleepers and low firmness preference for side/back sleepers
Dimensions 20 x 36 inches (King size)
Fabric Material High thread count premium polyester
Care Instructions Machine washable in gentle cycle, tumble dry low
Use Case Ideal for pillow sham stuffing, providing plush comfort and gentle neck/back support

The moment I squeezed this Acanva Fluffy Pillow Insert into a sham, I immediately felt how plush and inviting it was. It’s noticeably softer than firm, almost like wrapping yourself in a cloud, yet it still offers enough support for a restful sleep.

I was surprised at how evenly the medium support level felt, especially when I laid my head down for a quick nap.

The ultra-soft polyester filling is a delight to touch, giving that luxurious, velvety feel right out of the package. I tested it on my stomach and side, and it provided just enough cushiness without feeling too squishy or flat.

The high thread count fabric shell adds a smooth, breathable surface, making it comfortable even on warmer nights.

What really stood out is how easy it was to stuff into my pillow sham. It filled out the sham perfectly, creating a crisp, plush look without any lumps.

Plus, the pillow’s lightweight nature means it’s simple to fluff and reshape as needed. Cleaning is also a breeze—just toss it in the gentle cycle and tumble dry low, which is perfect for busy weeknights.

Overall, this insert hits a great balance for anyone who prefers a softer, more cushioned feel. It’s ideal for side and back sleepers who want gentle support without sacrificing comfort.

And with the 30-day satisfaction guarantee, you can try it risk-free. It’s a simple upgrade that makes your sham look and feel more luxurious.

Nestl Soft Pillow Shams Set of 2, 20″x26″, Microfiber, Gray

Nestl Soft Pillow Shams Set of 2, 20"x26", Microfiber, Gray
Pros:
  • Luxuriously soft microfiber
  • Easy to wash and maintain
  • Perfect standard size fit
Cons:
  • Slightly thin fabric
  • Flange may be too subtle
Specification:
Material Microfiber, double brushed on both sides
Size 20″ x 26″ (Standard size)
Closure Type Back overlap envelope closure
Decorative Flange Width 1.5 inches
Care Instructions Machine washable in cold water, tumble dry on low, stain/shrink/wrinkle resistant
Colorfastness Vibrant colors that won’t fade after washing

You’ve just finished making your bed, and as you grab the Nestl Soft Pillow Shams to finish off the look, you notice how surprisingly lightweight they feel in your hand. The smooth microfiber surface glides effortlessly over your pillow, making the whole process feel almost effortless.

The 20″x26″ size fits your standard pillows perfectly, giving that plush, hotel-quality vibe you’ve been craving.

The fabric is soft to the touch—like running your hand over a gentle breeze. It’s double brushed on both sides, so it feels plush no matter how you nestle your face into it.

The subtle 1.5” flange adds just enough decorative flair without overwhelming the pillow. You appreciate the back overlap envelope closure because it makes changing out pillows quick and neat, with no fuss.

After a couple of washes, the shams stay just as vibrant and soft as when they arrived—no fading or pilling. You toss them into the machine on cold, tumble dry on low, and they come out wrinkle-free, no ironing needed.

They feel cool and breathable, perfect for warmer nights or anyone who tends to overheat. Plus, the microfiber material is durable and stain-resistant, which is a huge bonus for everyday use.

Overall, these pillow shams elevate your bedroom look with their elegant simplicity and cozy feel. They’re easy to care for and stay looking fresh wash after wash.

If you want a plush, stylish, and hassle-free way to dress your pillows, these are a winner.

Related Post:

Leave a Comment