Mattress Protectors
Best Waterproof Mattress Protectors for Deep Mattresses
7 picks compared
6 min read
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The short answerThe best waterproof mattress protectors for deep mattresses are the SafeRest Premium, the Linenspa Premium, and the Utopia Bedding. Each fits mattresses up to 18 inches and offers reliable protection.
?How we pickedWe compare published specifications, safety certifications and thousands of verified owner reviews, and we do not physically test every unit. Read the full process in our review methodology.
SafeRest Premium Waterproof Mattress Protector
★★★★★ 4.8 / 5 Best Overall
This protector fits mattresses up to 18 inches deep. It uses a cotton terry surface for softness and a vinyl backing for waterproofing. Owners report it stays quiet and cool.
Fit Depth Up to 18 inchesMaterial Cotton terry surface, vinyl backingWaterproof YesCare Machine washable
- Fits deep mattresses well
- Soft and quiet
- Effective waterproof barrier
- May be warm for some sleepers
Linenspa Premium Waterproof Mattress Protector
★★★★★ 4.7 / 5 Best Value
Linenspa offers a budget-friendly protector that fits up to 18 inches. It features a noiseless vinyl layer and a soft polyester top. Many owners appreciate the affordability and reliability.
Fit Depth Up to 18 inchesMaterial Polyester top, vinyl backingWaterproof YesCare Machine washable
- Affordable price
- Fits deep mattresses
- Noiseless
- Less breathable than cotton
Utopia Bedding Waterproof Mattress Protector
★★★★★ 4.6 / 5 Best Budget
This protector fits mattresses up to 18 inches and costs less than most. It uses a soft microfiber top with a waterproof TPU layer. Users find it easy to put on and remove.
Fit Depth Up to 18 inchesMaterial Microfiber top, TPU backingWaterproof YesCare Machine washable
- Very affordable
- Simple design
- Fits deep mattresses
- May not be as durable as premium options
PlushDeluxe Premium Bamboo Mattress Protector
★★★★★ 4.5 / 5 Best for Hot Sleepers
PlushDeluxe uses a bamboo-derived rayon surface for breathability. It fits mattresses up to 18 inches and has a waterproof membrane. Owners say it helps regulate temperature.
Fit Depth Up to 18 inchesMaterial Bamboo rayon top, TPU backingWaterproof YesCare Machine washable
- Breathable bamboo fabric
- Cooling effect
- Fits deep mattresses
Best for: Best for Hot Sleepers
SureGuard Mattress Protector
★★★★★ 4.7 / 5 Best for Allergies
SureGuard offers a fully enclosed protector that fits up to 18 inches. It is certified by the Asthma and Allergy Foundation of America. The cotton terry surface is soft and breathable.
Fit Depth Up to 18 inchesMaterial Cotton terry, polyurethane backingWaterproof YesCertification AAFA certified
- Allergen barrier
- Soft cotton surface
- Fits deep mattresses
- May be heavier than others
Best for: Best for Allergies
Red Nomad Waterproof Mattress Protector
★★★★★ 4.6 / 5 Best for Kids and Pets
Red Nomad is designed to withstand heavy use. It fits mattresses up to 18 inches and features a soft cotton top. The waterproof layer is strong and resists wear.
Fit Depth Up to 18 inchesMaterial Cotton top, TPU backingWaterproof YesCare Machine washable
- Durable construction
- Soft cotton surface
- Fits deep mattresses
Best for: Best for Kids and Pets
Mellanni Waterproof Mattress Protector
★★★★★ 4.5 / 5 Best for Softness
Mellanni uses a brushed polyester top that feels soft and cozy. It fits mattresses up to 18 inches and has a quiet waterproof layer. Users often mention the comfort.
Fit Depth Up to 18 inchesMaterial Brushed polyester, TPU backingWaterproof YesCare Machine washable
- Soft and plush
- Quiet
- Fits deep mattresses
Best for: Best for Softness
Look for deep pockets, reliable waterproofing, and breathable materials. We focused on fit, comfort, and durability to guide your choice.
What to Look For
Check the pocket depth. Deep mattresses often exceed 12 inches. Look for protectors that specify up to 18 inches or more. Also, consider the material. Cotton and bamboo are breathable. Vinyl and TPU provide strong waterproofing. Ensure the protector is machine washable for easy care.
Waterproofing Types
Waterproof protectors use a membrane or coating. Polyurethane (TPU) is flexible and quiet. Vinyl is durable but can be noisier. Some protectors have a cotton top for comfort. The waterproof layer should be breathable to prevent heat buildup. Check for certifications like OEKO-TEX for safety.
Comfort and Breathability
A waterproof layer can trap heat. Look for materials that wick moisture. Bamboo and cotton are naturally breathable. Some protectors have cooling technology. Owners often report that breathable protectors improve sleep quality. Consider your personal temperature preferences.
Durability and Care
A good protector should withstand frequent washing. Check the care instructions. Most are machine washable and dryable. Some may require low heat. Read owner reviews for long-term durability. A well-made protector can last for years.
Questions people ask
What is the best waterproof mattress protector for deep mattresses?
The SafeRest Premium is a top choice. It fits up to 18 inches and offers reliable waterproofing.
How deep should a mattress protector be for a deep mattress?
Measure your mattress depth. Look for protectors that specify up to 18 inches or more.
Can a waterproof mattress protector make you hot?
Some can trap heat. Choose breathable materials like cotton or bamboo to reduce heat buildup.
Are waterproof mattress protectors noisy?
Vinyl can be noisy. TPU and coated fabrics are quieter. Read reviews for noise feedback.
How often should you wash a waterproof mattress protector?
Wash it every few months or as needed. Check the care label for specific instructions.
Do waterproof mattress protectors fit adjustable beds?
Most fit adjustable beds if they have deep pockets. Check the product specifications.
Can you use a waterproof mattress protector with a mattress topper?
Yes, place the protector over the mattress and under the topper. This keeps both clean.
What is the difference between a mattress pad and a protector?
A pad adds cushioning. A protector focuses on waterproofing. Some products combine both.
The bottom lineSo which one?
For most deep mattresses, the SafeRest Premium offers the best balance of fit, comfort, and protection. Budget-conscious buyers can choose the Linenspa or Utopia Bedding. Hot sleepers should consider the PlushDeluxe bamboo option.
