As an affiliate, we may earn a commission from qualifying purchases. We get commissions for purchases made through links on this website from Amazon and other third parties.
Yes, pillow protectors are a good idea for most beds. They add a washable layer between your pillow and pillowcase, helping keep sweat, skin oils, drool, makeup, and pet hair away from the pillow itself.
A protector is especially useful for pillows that are hard to wash, guest-room pillows, kids’ beds, and homes with pets. The main tradeoff is that a poor-quality protector may feel noisy, stiff, or warm.
What Is a Pillow Protector?
A pillow protector is a fitted cover that goes directly over the pillow. Your regular pillowcase goes over the protector.
Most protectors close with a zipper. This keeps the protector from sliding or bunching inside the pillowcase. Some use an envelope-style opening instead, but these may leave part of the pillow less covered.
A pillow protector is different from a pillowcase:
- Pillow protector: Stays under the pillowcase and is mainly used to protect the pillow.
- Pillowcase: Touches your face and matches the rest of your bedding.
- Pillow sham: A decorative cover that is often used on pillows placed in front of the headboard.
Why Pillow Protectors Can Be Useful
They help keep pillows cleaner
A pillowcase catches some sweat and oil, but moisture and residue can still pass through it. A protector gives the pillow one more layer of coverage.
This can be helpful for:
- People who sweat at night
- Children who may drool
- Anyone who sleeps with damp hair
- People who use face or hair products before bed
- Pet owners dealing with fur and dirt
- Guest rooms where many people use the same pillows
The protector does not make a pillow maintenance-free. Pillowcases and protectors still need regular washing.
They are easier to wash than many pillows
Some pillows can go in a washing machine, while others must be spot-cleaned or handled with extra care. Foam pillows, for example, often have special cleaning limits.
A removable protector can be washed more often than the pillow itself. Always check the pillow and protector care labels before washing, drying, bleaching, ironing, or using heat.
They may help the pillow last longer
Body oils and moisture can cause a pillow to stain, smell, or feel less fresh over time. A protector reduces how much of that reaches the pillow.
It cannot stop normal wear. Pillow fill will still flatten, clump, or lose support with use. However, keeping the outer surface cleaner may help the pillow stay usable for longer.
They make guest-room bedding easier to manage
Guest pillows do not need to be washed after every visitor unless the care instructions or household needs call for it. Washing the pillowcase and protector gives you two removable layers to refresh between guests.
Choose simple protectors that are easy to wash and dry. Keeping one spare set can make laundry day easier.
Are There Any Downsides?
Pillow protectors work well when the fabric suits the sleeper. The wrong one can affect comfort.
Some protectors trap heat
Water-resistant or waterproof protectors may feel warmer because they often include a barrier layer. This can be uncomfortable for hot sleepers.
A breathable cotton or cotton-blend protector may feel cooler, but it may not block moisture as well. Product terms vary, so check the current listing instead of assuming every “cooling” or “breathable” protector feels the same.
Some make noise
Protectors with thick barrier layers can crinkle when you move. This may be more noticeable on firm pillows or in a quiet room.
Look for descriptions such as soft, knit, or quiet fabric, but remember that feel and sound can still vary by product.
A tight protector can change the pillow feel
A protector that is too small may squeeze a soft pillow and make it feel firmer. It can also reduce the loft.
Loft means the height or thickness of a pillow when it is lying flat.
This matters most with thick memory foam pillows, fluffy down-alternative pillows, and gusseted pillows. A gusset is a fabric panel around the pillow’s edge that gives it more height.
Zippers can fail or feel bulky
A rough zipper may catch on the pillowcase or press against the sleeper. Place the zipper end toward the headboard or the closed end of the pillowcase.
Choose a protector with a covered or low-profile zipper when possible.
What Type of Pillow Protector Should You Choose?
Cotton or cotton-blend protectors
These are a practical choice for many everyday beds. They tend to feel soft and familiar under a pillowcase.
They may suit:
- Hot sleepers
- Kids’ beds
- Guest rooms
- People who want a simple washable layer
Check whether the fabric is woven or knit. Knit fabric often stretches more, while woven fabric may feel smoother and more structured.
Learn how often pillow protectors should be replaced based on fabric, membrane, zipper, stains, odor, laundering, allergies, wear, and continued fit.
Waterproof or water-resistant protectors
These can be useful when spills, heavy drooling, damp hair, or bed-sharing pets are common.
Water-resistant and waterproof do not always mean the same thing. A water-resistant protector may slow moisture down without fully blocking it. Check the product listing for the maker’s description and washing instructions.
These protectors may feel warmer or make more noise than basic fabric covers.
Quilted protectors
A quilted protector has light padding stitched into the cover. It may add softness, but it can also make the pillow feel fuller.
This may work for a thin pillow. It may be less suitable for a thick pillow that already fills the pillowcase tightly.
Encasement-style protectors
An encasement closes fully around the pillow, usually with a zipper. It gives more complete coverage than an open-ended cover.
Do not assume an encasement can prevent or solve allergies, pests, or other health concerns. Product designs and claims vary. Check the current listing and manufacturer guidance for the intended use.
How to Get the Right Fit
Pillow protectors usually come in standard, queen, and king sizes, but dimensions can vary.
Measure the pillow instead of relying only on its name. Check:
- Pillow length
- Pillow width
- Pillow thickness or loft
- Whether the pillow has a gusset
- The protector’s listed dimensions
A protector should fit smoothly without pulling tightly. It should not leave a large amount of loose fabric that can bunch inside the pillowcase.
For an extra-thick foam pillow, look for a protector made for deep or high-loft pillows. A standard flat protector may compress the pillow.
Do You Still Need a Pillowcase?
Yes. A pillow protector is not usually meant to replace a pillowcase.
The pillowcase is the layer against your face. It is also easier to change often and lets you match your sheets and bedding.
A simple order is:
- Pillow
- Pillow protector
- Pillowcase
- Decorative sham, if used
Using both a protector and pillowcase gives you a cleaner setup without making daily bed care difficult.
How Often Should Pillow Protectors Be Washed?
Wash pillow protectors often enough to remove visible marks, odors, oils, and hair. Many households wash them less often than pillowcases but more often than the pillows.
You may need to wash them more often in:
- Hot weather
- Kids’ rooms
- Pet-friendly homes
- Guest rooms after visitors
- Beds used by someone who sweats heavily
- Dorm rooms where laundry and pillow cleaning may be limited
Always follow the care label. High heat can damage some waterproof layers, shrink cotton fabric, or weaken elastic and zippers.
Zip the protector closed before washing unless the care label says otherwise. This can help protect the zipper and keep the cover from twisting around other laundry.
When a Pillow Protector Is Most Worth Using
A pillow protector is a strong choice when the pillow itself is not easy to clean.
It is especially practical for:
- Memory foam pillows
- Latex pillows
- Decorative bed pillows
- Guest pillows
- Dorm pillows
- RV bedding
- Kids’ pillows
- Pillows used by pets
- Down or feather pillows with special care needs
For an RV or small bedroom, protectors can also help reduce how often bulky pillows need deeper cleaning.
When You May Not Need One
A protector may not feel necessary if the pillow is inexpensive, fully machine washable, and replaced often. Some people also prefer the softest and coolest possible pillow surface and dislike extra layers.
Even then, the pillowcase alone may not catch every stain. A thin cotton protector is often a good middle ground because it adds little bulk.
What to Avoid
Avoid choosing a protector only because it makes broad comfort or health claims. Focus on practical details instead:
- Correct size
- Washable construction
- Comfortable fabric
- A secure zipper
- Suitable heat level
- Clear care instructions
- Enough room for the pillow’s loft
Also avoid putting a damp protector back on the pillow. Make sure both the pillow and protector are fully dry before remaking the bed. Trapped moisture can cause unwanted odors.
Frequently Asked Questions
Do pillow protectors make pillows last longer?
They can help by keeping sweat, oils, makeup, drool, and dirt away from the pillow. They cannot stop the pillow fill from flattening or wearing out with regular use.
Are pillow protectors uncomfortable?
A soft, correctly sized protector should not change the pillow very much. Tight, stiff, noisy, quilted, or waterproof protectors may affect the feel more.
Do pillow protectors make you hot?
Some can. Waterproof protectors and thick quilted styles may hold more heat. Hot sleepers may prefer a light cotton or breathable knit protector.
Can I use a pillow protector without a pillowcase?
You can, but it is usually better to use a pillowcase over it. Pillowcases are made to touch your face and are easy to change often.
Should every pillow on the bed have a protector?
Sleeping pillows benefit the most. Protectors are also useful for decorative pillows that are hard to wash, but they may not be needed for pillows used only for display.
How many pillow protectors should I own?
One per sleeping pillow is enough for basic use. A spare set is useful for kids’ rooms, guest beds, dorms, and busy laundry weeks.
Can pillow protectors go in the dryer?
Many can, but drying instructions vary. Check the care label before using heat. Some waterproof layers need low heat or air drying.
Should a pillow protector fit tightly?
It should fit neatly, but it should not squeeze or flatten the pillow. Thick and high-loft pillows may need deeper protectors.
can pillow protectors go in the dryer. pillow protectors really necessary. best pillowcases roundup.
