Best Mattress Cover for Adjustable Bed: Top Waterproof & Deep Pocket Picks

Last Updated on December 13, 2025 by Cassie Moorhead

There’s nothing more frustrating than waking up tired because your mattress cover slips off or feels uncomfortable on your adjustable bed. You try to adjust your bed for comfort, but the cover bunches up or doesn’t fit right.

It’s a small problem, but it affects your whole day. Choosing the right mattress cover can change that. It keeps your bed clean, fits perfectly, and stays in place no matter how you move. With the right cover, you can relax, knowing your bed is protected and comfortable.

In this article, I’ll share some of the best mattress covers made just for adjustable beds. These picks will help you find the perfect fit and bring ease to your daily sleep routine. Let’s dive in and discover the covers that can make your nights better.

Utopia Bedding Quilted Fitted Mattress Pad

The Utopia Bedding Quilted Fitted Mattress Pad, Queen Size, is ideal for anyone looking to enhance the comfort and protection of their mattress. Whether you have a new mattress you want to keep pristine or an older one that needs an extra layer of cushioning, this mattress topper is perfect for sleepers who value a soft, quilted feel and effective mattress protection. It’s especially suitable for those with mattresses up to 16 inches deep, thanks to its deep pocket stretch feature.

Pros:

• Deep pocket design stretches up to 16 inches, fitting a variety of mattress depths
• Quilted and cushioned surface provides added comfort and softness
• Elastic fitted corners ensure a secure and snug fit on the mattress
• Machine washable for easy cleaning and maintenance
• Lightweight design at just 2.86 pounds, making it easy to handle

Cons:

• May not provide significant temperature regulation for hot sleepers
• White color may show stains or discoloration over time
• Thickness of 5.3 inches may not be sufficient for those seeking very plush mattress pads

The Utopia Bedding Quilted Fitted Mattress Pad stands out with its versatile design that fits mattresses up to 16 inches deep, thanks to its elastic fitted corners and deep pocket stretch. This ensures that it stays securely in place, preventing slipping and bunching during the night. The quilted surface adds a layer of softness and cushioning, enhancing the overall sleeping experience by reducing pressure points and adding comfort without being too bulky.

Additionally, the mattress pad is machine washable, making it convenient to keep fresh and clean. Its lightweight construction allows for easy handling when putting it on or removing it from the bed. The white color offers a clean and classic look that blends well with most bedding styles. Overall, this mattress protector is a practical choice for those seeking both mattress protection and a comfortable sleeping surface.

To buy this product, click here.

Waterproof Quilted Split King Mattress Protector Pad

The Waterproof Quilted Split King Mattress Protector Pad is ideal for individuals who own an adjustable bed and seek a noiseless, soft, and padded mattress cover that offers protection without compromising comfort. This product is perfect for those who want to safeguard their mattress from spills and allergens while enjoying a plush sleeping surface with a deep pocket design to fit mattresses up to 16 inches deep.

Pros:

• Waterproof protection guards against spills and stains effectively.
• Quilted, soft padded topper enhances comfort for a restful sleep.
• Noiseless fabric ensures no crinkling sounds during movement.
• Up to 16 inch deep pocket fits thick mattresses securely.
• Designed specifically for split king adjustable beds, ensuring a perfect fit.
• Durable white color that complements most bedroom decors.

Cons:

• Only available in a single color option.
• May require occasional adjustment to keep the deep pockets snug.

This Kingnex waterproof mattress protector features a quilted, padded design that not only protects the mattress but also adds an extra layer of softness. Its tailored fit for split king adjustable beds means it stays securely in place without bunching or sliding, which is crucial for those who frequently change bed positions. The noiseless fabric ensures that movements during sleep do not produce disruptive sounds, enhancing overall sleep quality.

Additionally, the deep 16-inch pocket design accommodates thicker mattresses, providing a snug and secure fit that prevents the protector from slipping off. The waterproof layer acts as a reliable barrier against spills, sweat, and allergens, making it an excellent choice for allergy sufferers or those with children and pets. Combining functionality with comfort, this mattress protector is a practical investment for maintaining mattress longevity and improving sleep hygiene.

To buy this product, click here.

Lysam Mattress Protector Split King

The Lysam Mattress Protector Split King is an excellent choice for those seeking a cooling, waterproof, and noiseless mattress cover. Ideal for babies, pregnant women, and older adults who require both comfort and protection for their bed, this mattress pad offers peace of mind with its deep pocket design and soft texture. If you want to keep your mattress clean and fresh while enjoying a cool and comfortable sleep environment, this protector is perfect for you.

Pros:

• Waterproof protection to prevent spills and stains
• Cooling fabric helps regulate temperature for better sleep
• Soft and noiseless material ensures comfort without disturbing sleep
• Deep pocket design fits mattresses up to 18 inches thick
• Comes in a convenient 2 pack for Split King beds

Cons:

• Only available in white color, limiting aesthetic options
• May require occasional adjustment due to deep pocket fit

The Lysam Mattress Protector is crafted with high-quality materials that combine both functionality and comfort. Its cooling technology is especially beneficial for those who tend to overheat at night, providing a breathable surface that enhances sleep quality. The waterproof layer safeguards your mattress from accidental spills, stains, and allergens, making it an ideal solution for households with young children or sensitive sleepers.

Additionally, the noiseless and soft fabric ensures that there is no rustling sound when you move, maintaining a peaceful sleep environment. The deep pocket design allows the protector to securely fit mattresses up to 18 inches in height, preventing slippage and ensuring full coverage. Overall, this mattress cover enhances both the lifespan of your mattress and the comfort of your sleeping experience.

To buy this product, click here.

Bedlore Waterproof Mattress Protector

The BEDLORE Waterproof Mattress Protector is ideal for anyone looking to safeguard their mattress from spills, stains, and allergens while maintaining comfort. Perfect for homeowners, families with kids or pets, and hotel owners who require a reliable, durable, and easy-to-maintain mattress cover. This queen size mattress pad suits those who want a noiseless, breathable, and soft protector that fits deep mattresses ranging from 6″ to 18″ in depth.

Pros:

• Waterproof and dirt-proof protection to keep your mattress clean and dry.
• Soft and breathable fabric ensures comfort without overheating during sleep.
• Noiseless design prevents crinkling sounds for an undisturbed rest.
• Deep pocket compatibility fits mattresses from 6″ to 18″ deep securely.
• Machine washable for easy cleaning and maintenance.
• Elegant gray color blends well with various bedroom décors.

Cons:

• May feel slightly thicker on very soft mattresses.
• Limited color options available, only in gray.

The BEDLORE Waterproof Mattress Protector is crafted with high-quality materials that provide a perfect balance between protection and comfort. Its waterproof layer effectively guards against liquids, preventing stains and potential damage to your mattress. The breathable fabric allows air circulation, reducing heat buildup and ensuring a cool and comfortable sleep environment. Additionally, its noiseless design means you won’t experience the crinkling sounds common with many waterproof covers, allowing for an uninterrupted night’s rest.

This mattress protector’s deep pocket design accommodates mattresses up to 18 inches thick, making it versatile for various mattress types. Its easy maintenance through machine washing adds convenience for busy households and hospitality settings alike. The subtle gray hue offers a modern aesthetic that complements most bedroom styles, making it a practical and attractive addition to your bedding essentials.

To buy this product, click here.

Split Top King Mattress Protector Pad Waterproof Quilted Mattress Cover For Adjustable Bed

The Split Top King Mattress Protector Pad Waterproof Quilted is ideal for individuals or couples who own an adjustable bed up to 18 inches deep and desire a tailored mattress cover that offers protection without compromising comfort. Specifically designed for those needing a 34″ top split (not a full split king), this mattress protector is perfect for users looking to safeguard their mattress while accommodating the flexibility of an adjustable bed frame.

Pros:

• Waterproof quilted design that protects against spills and stains.
• Compatible with adjustable beds up to 18 inches deep.
• Split top king size with a 34″ top split for customized fit.
• Made by SPRINGSPIRIT, ensuring quality and durability.
• Soft and breathable white fabric for enhanced comfort.

Cons:

• Only the top is split, which may not suit those needing a full split king protector.
• White color may show stains more easily if not cleaned regularly.

The SPRINGSPIRIT Split Top King Mattress Protector Pad features a unique design tailored for adjustable beds, accommodating mattress depths up to 18 inches. This allows users to enjoy full mattress protection without restricting the bed’s adjustable functions. The 34″ top split ensures that couples with different sleeping preferences can independently adjust their side of the bed, maintaining comfort while the protector stays securely in place. The quilted waterproof layer effectively guards against accidents, spills, and allergens, extending the mattress’s lifespan and maintaining hygiene.

Constructed with soft, breathable materials, this mattress protector not only shields but also enhances the sleeping experience by providing a comfortable surface that doesn’t trap heat. Its white color adds a clean and fresh aesthetic to the bedroom. Overall, this mattress protector is an excellent choice for anyone with an adjustable split top king bed seeking durable, waterproof protection combined with comfort and functionality.

To buy this product, click here.

Frequently Asked Questions

What Mattress Cover Fits Adjustable Beds Best?

Mattress covers with deep pockets up to 16-18 inches fit adjustable beds best. They stretch and move without bunching. Look for waterproof, noiseless, and breathable materials for added comfort and protection.

Are Waterproof Mattress Covers Good For Adjustable Beds?

Yes, waterproof covers protect against spills and allergens without affecting bed movement. Choose soft, noiseless fabrics to maintain comfort and noise-free adjustments.

How Do I Choose A Mattress Cover For Split King Beds?

Select split king mattress covers designed with a split top for flexibility. Ensure each side fits securely with deep pockets and offers waterproof, breathable protection.

Can Mattress Covers Improve Sleep Quality On Adjustable Beds?

Yes, padded, breathable mattress covers provide extra comfort and temperature regulation. They protect the mattress, reduce allergens, and keep the bed clean, enhancing sleep quality.

Are Machine Washable Mattress Covers Suitable For Adjustable Beds?

Machine washable covers are ideal for adjustable beds. They are easy to clean, durable, and maintain hygiene without losing fit or functionality.

What Features Matter Most In Mattress Covers For Adjustable Beds?

Look for deep pockets, waterproofing, noiselessness, breathability, and stretchable fabric. These features ensure a snug fit, comfort, and protection for adjustable bed mattresses.

Conclusion

Choosing the best mattress cover for your adjustable bed helps protect your mattress and improve comfort. Covers with deep pockets fit well on thick mattresses and stay secure when your bed moves. Waterproof and breathable materials keep your mattress clean and dry, while soft padding adds extra comfort.

Quiet, noiseless covers help you sleep better without distracting sounds. Whether you need protection for a split king bed or a queen size, there are options that suit different needs. Machine washable covers make cleaning easy and keep your bed fresh.

Selecting a good mattress cover can extend your mattress life and improve your sleep quality. Take time to pick one that fits your bed size and personal comfort. A well-chosen mattress cover is a simple way to keep your adjustable bed in great condition for years.