We Poured 17 oz of Water Over 6 “Waterproof” Bedding Options. 4 Didn’t Save the Mattress.
Towels, mattress protectors, pet blankets, hospital pads. Everything people actually use to keep a bed dry — measured five ways: does it hold water, how loud is it, how does it feel to lie on, how many washes does it survive, and how long until it’s usable again.
This test was run and published by the makers of the Love Blanket. Every competing product was bought at retail with our own money, and every measurement is published as recorded — including the ones where a $20 product beat us.
The only product that took all five tests without a trade-off. Nothing reached the mattress, nothing came back up under body weight, it was the quietest barrier in the group, and it was the only one testers said they’d willingly sleep on.
See the Love Blanket →30-night trial · 2-year leak-proof guarantee
How we tested
Every product went through the same five tests on the same mattress, with a dry white sheet underneath as the tell-tale. A white sheet makes cheating impossible: either it comes up dry or it doesn’t.
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1 — Waterproofness
17 oz (500 ml) poured onto the center over 10 seconds. We measured what reached the sheet underneath, in milliliters. Ninety seconds later we applied 130 lb of load for 20 seconds and measured how much water was pushed back up onto the surface. A product has to pass both. Plenty of things keep a mattress dry and still leave you lying in it.
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2 — Noise
Sound meter 20 inches above the surface during a standardized movement sequence, peak reading in decibels. Room floor was 29 dB. Anything above roughly 45 dB is clearly audible to the person next to you.
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3 — Skin feel
Eight testers, 20 minutes of direct skin contact with each surface, rated 1–10 without being told which product was which. This is the one number here that is a judgment rather than an instrument reading, which is why we used eight people and hid the labels.
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4 — Washability
Repeated 105°F gentle cycles, with the waterproofness test re-run every five washes. We recorded the number of cycles before the first leak appeared. This is the number that decides whether you’re buying once or every six months.
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5 — Dry time
Tumble dry on low, weighed every 10 minutes until back to dry weight. For anything that requires stripping the bed, we also timed the remake — because that’s the part that happens at midnight.
The results
| Rank / Product | Waterproof | Noise | Skin feel | Washes | Dry time | Score |
|---|---|---|---|---|---|---|
| 1. Love Blanket | 100% | 31 dB | 9.4 | 60+ | 55 min | 9.6 |
| 2. Waterproof pet blanket | 100% | 38 dB | 7.1 | 22 | 40 min | 7.4 |
| 3. Fitted mattress protector | 210 ml back | 41 dB | 5.8 | 45 | 65 min | 6.4 |
| 4. Disposable underpads | 12 ml | 58 dB | 2.4 | 0 | — | 5.6 |
| 5. Two folded bath towels | 140 ml | 30 dB | 6.2 | n/a | 90 min | 3.6 |
| 6. One bath towel | 310 ml | 30 dB | 6.5 | n/a | 60 min | 2.1 |
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30-night trial · 2-year leak-proof guarantee
The only product built for this job rather than adapted to it. The top layer takes liquid in instead of letting it run sideways, and a bonded membrane stops it there — hold it up afterward and the underside is dry to the touch, not damp. It was still leak-free after 60 wash cycles, when we ended the test. And it won the blind skin-feel panel outright: testers described it as a blanket, which none of the others managed.
Verdict: passed all five tests with no trade-off. The slowest thing about it is the dryer.
What we liked
- Nothing reached the mattress and nothing came back up under load
- Quietest barrier in the test at 31 dB — 2 dB above an empty room
- Still leak-free at 60 washes, when testing stopped
- Highest skin-feel score by a wide margin
- Fold it and wash it. The bed is never stripped
What we didn’t
- By far the most expensive option here
- 55 minutes in the dryer — slower than the pet blanket
- Needs its own cycle rather than going in with the sheets
We’ll be honest: it works, and it costs a fraction of anything else here. The mattress stayed dry and nothing came back under pressure. What ended it was the washing machine — the PU backing started cracking at the fold lines and leaked at cycle 22. Two of them cost less than one of anything else, but you’re replacing them twice a year. And it’s a dog blanket. Some people won’t care. Others will care every single time.
Verdict: mechanically sound and cheap. Buy it if the budget is tight and accept that it’s a consumable.
What we liked
- Kept the mattress completely dry, same as the winner
- Cheapest working barrier in the test by a wide margin
- Fastest of the washable products out of the dryer at 40 min
What we didn’t
- First leak at 22 washes — the backing cracks at the folds
- Fleece pills and mats, and skin feel drops as it ages
- Sized for a dog bed, not a queen
- Faint crinkle from the backing at 38 dB
The most misunderstood product in the test, and the reason a lot of people think they’ve already solved this. It did its job perfectly: zero milliliters reached the mattress. But it sits under the sheet, so all 17 oz stayed in the bedding on top of it, and 210 ml came straight back up under body weight. The mattress is fine. You are lying in a wet bed, and the only way out is stripping it at midnight. Testers also rated it warm and slightly tacky against skin.
Verdict: keep it on the bed permanently, but know what it does. It saves the mattress. It doesn’t save the night.
What we liked
- Genuinely protects the mattress — nothing got through
- Survived 45 washes before the first leak
- Fitted at the corners, so it cannot move
What we didn’t
- 210 ml came back up into the sheet under body weight
- Sleeps hot and rated 5.8 for skin feel
- Audible TPU crinkle at 41 dB through the sheet
- Longest reset of the night — the whole bed comes off
Nothing to wash and nothing to dry, because it goes in the trash — on paper the fastest reset here. Everything else about it was the worst in the test. At 58 dB it was audible from across the room, a papery rustle on every movement. The blind panel scored it 2.4 out of 10 and used the word “hospital” unprompted. And it’s a cost you pay forever, one pad at a time.
Verdict: functional and joyless. Fine as a stopgap, wrong as a permanent answer.
What we liked
- Zero cleanup and zero dry time
- Cheap to try before committing to anything
- High absorbency for the size
What we didn’t
- Loudest product in the test at 58 dB
- Lowest skin-feel score recorded, 2.4 out of 10
- Not washable — ongoing cost with no end
- Roughly two feet square, so liquid runs off the sides
Doubling up buys you time, not protection. Cotton has no barrier in it, so once the fibers are saturated the liquid keeps going the only direction available — 140 ml still reached the sheet. The pressure test is the part worth reading twice: a saturated towel under body weight behaves like a sponge being squeezed, and 95 ml came back out onto the surface. That’s why people who use towels describe waking up in a cold patch even though the towel “caught it.” Silent and soft, and 90 minutes in the dryer.
Verdict: the most common solution and one of the worst. Two towels don’t fix a towel problem — the missing piece is a membrane, and neither one has it.
What we liked
- Free — you already own them
- Silent at 30 dB and familiar against skin
What we didn’t
- 140 ml reached the sheet; there is no barrier layer
- Gives 95 ml back under body weight
- Slowest dry time in the test at 90 minutes
- Needs a hot wash, and the bed still has to be remade
Nearly two thirds of the water went straight through to the sheet. It scores well on noise and acceptably on skin feel, which tells you something about how little those two things matter when the first test fails this badly. It stays on this list because it is still, by an enormous margin, what most people reach for.
Verdict: it is not a waterproof solution. It is a delay.
What we liked
- Already in the closet, costs nothing
- Silent and soft
What we didn’t
- 310 ml of 500 ml reached the sheet underneath
- Returns 130 ml under body weight
- Full bed strip and remake afterward
What we’d actually buy
If the budget is tight, the pet blanket is a legitimate answer and we’re not going to pretend otherwise. It kept the mattress dry. Just plan on replacing it about twice a year.
If you want the thing that solved the problem completely — dry mattress, dry surface under weight, silent, still leak-free after 60 washes, and the only one anybody wanted to lie on — it’s the Love Blanket, and it wasn’t particularly close.
Why it’s half price: a larger Pro version replaces this model in the fall, and the remaining stock of the version we tested is being cleared to make room for it. Same blanket, same membrane, same measurements on this page — the only thing that changed is the price and how many are left.
Get the Love Blanket at 50% off →30-night trial · 2-year leak-proof guarantee · Discreet packaging
Questions we got asked
Can’t I just use a mattress protector and be done?
It depends what you want protected. The protector kept the mattress completely dry, but 210 ml came back up into the sheet under body weight. The mattress survives; the bed still has to be stripped.
Do waterproof blankets crinkle?
Some do, and the gap is bigger than people expect. The underpads hit 58 dB, the protector 41 dB through a sheet, and the test winner 31 dB against a 29 dB empty room. That’s the difference between a membrane bonded into fabric and a plastic film laminated onto it.
How long do these actually last in the wash?
The pet blanket leaked at 22 cycles, the mattress protector at 45, and the winner was still dry at 60 when we stopped. Wash cold or warm on gentle, skip the fabric softener, and dry on low — softener coats the top layer so it stops absorbing, and high heat is what kills a membrane.
Why did a dog blanket score so well?
Because it has the one thing towels don’t: a waterproof backing. That single feature moves a product from the bottom of this list to second place, which is really the whole finding of this test.
Clara Weiss
She heads up the product testing department at Bedder. Over the past five years, she has conducted about 70 product tests and shares her experiences with the community. Her focus is on home goods.
Published by the makers of the Love Blanket. Contains links to our own product.