The SafeRest Premium Zippered Mattress Protector wins for full encasement protection. For breathable cooling, the PlushBed Yulex Cotton Terry protector is an excellent alternative.
We compared 3/4 mattress protectors based on specs, certifications, and aggregated owner reviews to find the best options for deep mattresses. A 3/4 mattress protector, designed for mattresses 12-16 inches deep, must fit securely without slipping while offering protection against spills, dust mites, and allergens.
We ranked each protector on material quality, waterproofing effectiveness, breathability, and durability as reported by thousands of owners. Our picks emphasize OEKO-TEX or CertiPUR-US certified materials and proven performance from verified buyer experiences.
SafeRest Premium Zippered Mattress Protector
This certified waterproof protector zips completely around the mattress for six-sided defense against dust mites, allergens, and bed bugs. It uses a cotton terry surface for quiet comfort and a vinyl-free waterproof membrane. Owners report it fits deep mattresses up to 18 inches without riding up.
Check current priceHow we research and rank
We do not take payment for placement and we do not physically test products. Rankings come from manufacturer specifications, material certifications (CertiPUR-US foam, OEKO-TEX textiles), and the weight of aggregated verified owner reviews, analyzed for durability, heat retention and sagging. The scores in this guide are MattressVetted editorial research ratings — our assessment of the available evidence, not customer star averages. See how we rate.
How this guide was researched
- Final picks: 7 products, chosen from the models most searched and bought in this category.
- Evidence used: manufacturer specifications, independent certifications (CertiPUR-US foam, OEKO-TEX textiles), and aggregated verified-purchase owner reviews.
- Scoring weights: Construction 20%, Comfort 20%, Support 20%, Temperature 15%, Durability 10%, Motion and edge 5%, Trial and warranty 5%, Value 5%.
- Testing: we do not physically test products. Scores are our editorial research assessment, not a customer star average.
- Research reflects: July 2026.
Full method on our how we rate page.
The picks, compared
SafeRest Premium Zippered Mattress Protector
Anyone wanting full encasement and total protection · Type: Zippered Encasement | Firmness: Not applicable | Trial: 30 days
This certified waterproof protector zips completely around the mattress for six-sided defense against dust mites, allergens, and bed bugs. It uses a cotton terry surface for quiet comfort and a vinyl-free waterproof membrane. Owners report it fits deep mattresses up to 18 inches without riding up.
What owners report: Owners consistently praise its secure fit and effective waterproofing after many washes. Some note it can feel slightly warm, but most find the cotton surface comfortable.
- Zippered full encasement for complete protection
- Cotton surface is soft and noiseless
- Fits mattresses up to 18 inches deep
- May retain some heat
- Zipper durability concerns after many washes
PlushBeds Yulex Cotton Terry Waterproof Mattress Protector
Hot sleepers needing breathable waterproof protection · Type: Fitted Sheet | Firmness: Not applicable | Trial: 100 nights
This protector features a cotton terry surface with a waterproof membrane that breathes well, reducing heat buildup. It is OEKO-TEX certified and uses a plant-based Yulex waterproof layer. Owners say it stays cool and feels like a regular sheet.
What owners report: Owners highlight excellent breathability and no crinkle noise. Some mention the waterproofing may weaken after many cycles but remains effective for most.
- Breathable cotton terry promotes airflow
- OEKO-TEX certified, no harmful chemicals
- No crinkling or noise
- Less durable waterproof layer
- Higher price point
Linenspa Waterproof Mattress Protector
Budget-conscious shoppers seeking reliable protection · Type: Fitted Sheet | Firmness: Not applicable | Trial: 30 days
An affordable fitted-sheet style protector with a polyester surface and waterproof backing. It fits deep mattresses up to 18 inches and is machine washable. Owners find it effective against spills and stains for a low price.
What owners report: Owner reviews often mention good value and fit on deeper mattresses. Some report the fabric can be slightly noisy or less soft over time.
- Very affordable
- Fits up to 18-inch deep mattresses
- Machine washable and durable
- May be slightly crinkly
- Less breathable than cotton options
Utopia Bedding Zippered Mattress Encasement
Side sleepers who need a quiet, comfortable protector · Type: Zippered Encasement | Firmness: Not applicable | Trial: 30 days
A zippered encasement with a microfiber top that is soft and quiet, ideal for side sleepers who shift at night. It is waterproof and dust-mite proof. Owners say it doesn't change the feel of the mattress.
What owners report: Owners appreciate the silent, soft surface that doesn't interfere with sleep. Some note the zipper can be difficult to close on very thick mattresses.
- Quiet and soft microfiber top
- Full encasement protects all sides
- No mattress feel alteration
- Zipper may require effort on deep mattresses
- Not as breathable as cotton
SureGuard Mattress Protector
Shoppers wanting low-cost waterproofing with certifications · Type: Fitted Sheet | Firmness: Not applicable | Trial: 30 days
A fitted-sheet style protector that is 100% waterproof, dust-mite proof, and bed-bug proof. It meets OEKO-TEX standards and has a cotton terry surface for comfort. Owners say it fits well and holds up to frequent washing.
What owners report: Owners like the affordable price and quality certification. Some report the cotton surface can pill after several washes.
- Low price with OEKO-TEX certification
- Cotton terry surface is comfortable
- Fits deep mattresses up to 18 inches
- Cotton may pill over time
- Not as durable as polyester options
Sleep Number True Temp Mattress Protector
Sleepers who prioritize temperature regulation · Type: Fitted Sheet | Firmness: Not applicable | Trial: 100 nights
This fitted-sheet protector uses phase-change material to wick away heat and keep the surface cool. It is waterproof and stretchable to fit deep mattresses. Owners note noticeable cooling effect but high price.
What owners report: Owners generally confirm effective cooling performance. Some complain about the high cost and that the cooling effect fades after many washes.
- Phase-change material for active cooling
- Waterproof and stretchable fit
- No noise or crinkle
- Expensive
- Cooling effect may diminish over time
PlushBeds Natural Latex Mattress Protector
Eco-conscious sleepers wanting natural materials · Type: Fitted Sheet | Firmness: Not applicable | Trial: 100 nights
Made with natural latex and organic cotton, this protector offers a breathable, stretchable fit. It is waterproof and dust-mite resistant. Owners appreciate the sustainable materials but note it is pricier.
What owners report: Owners value the eco-friendly materials and comfortable feel. Some find the latex smell initially noticeable, and the protector may not stay tightly fitted on very deep mattresses.
- Natural latex and organic cotton
- Breathable and stretchable
- Waterproof and eco-friendly
- High price
- Possible initial latex odor
Frequently asked questions
What is a 3/4 mattress protector?
A 3/4 mattress protector is designed for deep mattresses, typically 12 to 16 inches thick. It may have extra-deep pockets or be a zippered encasement to fit taller mattresses securely, preventing slipping off.
How do I choose the right size 3/4 protector?
Measure your mattress depth and compare with the protector's specifications. Look for 'deep pocket' or '3/4' designation. Zippered encasements offer a universal fit for various depths, while fitted sheets require accurate depth.
Are 3/4 mattress protectors waterproof?
Yes, most 3/4 protectors have a waterproof backing to guard against spills, stains, and allergens. Look for those with breathable membranes to reduce heat retention.
Can I use a 3/4 protector on a standard mattress?
Yes, but the extra fabric may bunch up or be loose. It's best to match the protector to your mattress depth for a snug fit.
How do I clean a 3/4 mattress protector?
Most are machine washable in cold water and tumble dry low. Avoid bleach or fabric softener to preserve waterproofing. Check the care label for specifics.
The verdict
The SafeRest Premium Zippered Mattress Protector offers the best overall protection with a secure fit and cotton comfort. For hot sleepers, the PlushBeds Yulex Cool Cotton Terry provides superior breathability. Budget-wise, the Linenspa Waterproof Protector delivers reliable protection at a low price.
