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Expert viewZoe GriffinTriathlete · IndyBest reviewer, The Independent
“Bollsen’s watersafe+ are the best swimming earplugs I tested … I genuinely forgot I was wearing them after a few lengths.”

Expert viewKatie BatchTriathlete and former D1 swimmer
“Keeping water out of my ears = keeping my head from feeling like it’s doing its own little water polo drill.”
Before Watersafe+. After Watersafe+.
Before“always getting water in my right ear, that seems to take an age to either come out or dry up”
After“100% watertight. No water in my ears at all.”
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Total ear protection when swimmingI have struggled for years when swimming, always getting water in my right ear, that seems to take an age to either come out or dry up. After sending photos of my ears to Bollsen, I was a little sceptical as to whether these would work. I can confirm they do, 100% watertight. No water in my ears at all. Brilliant. I will be using them every time 🙂
Before“I had done a lot of research before purchasing these”
After“they keep water out, they are easy to use and don’t fall out”
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BrilliantI had done a lot of research before purchasing these, the brilliant reviews are right they keep water out, they are easy to use and don’t fall out, I can still hear if people are talking to me, can’t find anything bad about them, I’ll definitely be purchasing more.
Before“uncomfortable or pop out after an amount of time”
After“very comfortable and fit snug”
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So far so goodI suffer ear infections every time I get water in my ears at swimming. I’ve tried a lot of cheaper war plugs but find they are uncomfortable or pop out after an amount of time. I found this plugs to be very comfortable and fit snug without being in comfy. I wouldn’t want to test the seal doing front crawl but found them very effective swimming with my splashy kids. I would recommend.
Before“never been able to swim”
After“Im so happy Im now back swimming”
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I can swim again!!I have had ear infections for 20 years, and so never been able to swim. These plugs are the best ive used and I have tried many over the years. Im so happy Im now back swimming. . . .
Before“so have avoided swimming”
After“am now swimming three times a week”
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Swimming ear plugsFor years I have suffered from ear infections from not being able to clear water from my ears so have avoided swimming. Since I have started using these ear plugs i have had not any problems and am now swimming three times a week and have had no problems.
Before“I have struggled to keep my ears dry in the shower and whilst swimming”
After“am more confident of swimming this summer”
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Very GoodDon’t be put off by how small they are, these ear plugs work exceptionally well. Since surgery many years ago, I have struggled to keep my ears dry in the shower and whilst swimming. I have tested daily in the shower and am more confident of swimming this summer. I thoroughly recommended this product.
Before“all of which let water in”
After“They really do fit well and keep the water out”
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They really do fit well and keep the water out!I've tried a few ear plugs for swimming in the sea and have been disappointed. I ordered these ear plugs in the hope that they would be better than the others I've tried all of which let water in. I did my third swim with these yesterday in rather a rough sea and wasn't disappointed. They really do fit well and keep the water out. I have no hesitation in recommending these ear plugs for sea swimmers!
Before“I found them quite unreliable, regularly falling out”
After“The bollsen watersafe+ are exceptional”
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Bollsen watersafe+ very reliable - worth the money!I do a lot of swimming, in the pool, but mainly open water - I suffer a bit from `swimmers ear` and blocked sinus - I had been using the `playdo` types which you can mould into your ears, however I found them quite unreliable, regularly falling out. The bollsen watersafe+ are exceptional - can confirm no need even for a swim cap (to hold them in place) in 1hour+ open water swims with a bit of swell. They come in a little capsule which is handy for storage and keeping them clean!
Before“not hearing for 20mins after swimming”
After“They are secure and stop all water from entering the ear canal.”
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WatersafeI purchased 2 pair of ear protectors, I've used them several times for open water swimming. They are secure and stop all water from entering the ear canal. I no longer have the problem of not hearing for 20mins after swimming. Brilliant Barry
Before“I worked with Anika about the size of the earplugs.”
After“They are a game changer for me.”
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Best investment!The customer service is stellar. I worked with Anika about the size of the earplugs. She told me the kids size would be a good fit. I've been swimming/aquatic fitness about 3 weeks now. They are a game changer for me. It blocks out all the noise except my music. When I'm with my trainer, I don't have the music on and I can still hear her. Thank you Bollsen
Before“was one issue with one of the boxes”
After“the problem got fixed when I contacted them.”
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Good products and serviceI like the earplugs, they work and fit me perfectly. The delivery took some time and was one issue with one of the boxes but the problem got fixed when I contacted them. I’m satisfied with both the product and the service.
Before“My first pair of earplugs didn't do the job as my ear canals were too narrow”
After“a new pair were sent to me without hesitation.”
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Great customer serviceGreat customer service. I could not have asked for more. My first pair of earplugs didn't do the job as my ear canals were too narrow so a new pair were sent to me without hesitation. Thank You
Reviews come from verified buyers in our shop and from Trustpilot. We do not filter, edit, or incentivise reviews. Read our review transparency report.
Before you swim
Twist in. Sealed in seconds.
Soft silicone, nothing to mould, no putty on your fingers.
“not hearing for 20mins after swimming”Barry C. · verified purchase, before Watersafe+
First swim
Stays in, length after length.
Two soft lamellae lock to the ear canal, so the seal holds through dives and turns.
“Never had to adjust them or worry about them falling out.”Stan J. · verified purchase
After
Dry ears. 30p a swim.
One pair lasts about 100 swims and comes in an aluminium case with a keyring.
“am now swimming three times a week”Glenn T. · verified purchase
Why BOLLSEN
Watersafe+ vs. foam earplugs
Watersafe+ seals water out, stays in through dives and turns, and lasts about 100 swims.
| BOLLSEN Watersafe+ | Foam plugs | |
|---|---|---|
| Keeps water outFoam plugs: not made for water | Two-lamella seal | Not made for water |
| Stays in through dives & turnsFoam plugs: not made for swimming | Locks to the ear canal | |
| ReusableFoam plugs: usually single use | About 100 swims | Usually single use |
| Hypoallergenic & washableFoam plugs: disposable foam | No BPA, PVC or latex | Disposable foam |
| Money-back guaranteeFoam plugs: varies by brand | 40 days, full refund | Varies |
4.8 from 750+ reviewsTrusted by 1M+ customers
Try Watersafe+ risk-free for 40 daysSpec sheet
The numbersbehind a dry swim.

- Noise reduction
- About 24 dB (SNR 24), you still hear voices
- Design
- Conical, two soft lamellae with a pull tab
- Material
- Hypoallergenic silicone, free of BPA, PVC and latex
- Made for
- Pool, sea, open water, shower and bath
- Lifespan
- About 100 swims per pair
- In the box
- Earplugs, aluminium case with keyring, illustrated user guide
- Guarantee
- 40 days, full refund
Your size, from two photos
Earplugs only seal when they fit. Your order already includes our AI ear measurement, so you get the size that suits your ears, not a guess.
- 1
Choose your pack
The measurement covers every pair in your order.
- 2
Photograph each ear
Before checkout, or later from the link we email you. About two minutes with your phone, no app, no account.
- 3
We send the size that fits
Our AI picks the best size from our range and your earplugs ship within a few days.

FAQ · Watersafe+ earplugs for swimming
Questions? Answered.
Straight answers about Watersafe+, from fit to the 40-day guarantee.
Will they stay in during flip turns and dives?
Yes, that is what they are made for. The conical shape with two soft lamellae locks into the ear canal instead of sitting loosely in it, so the seal holds through dives, turns and open-water swell. The small tab lets you pull them out without tugging. If a plug keeps loosening, tell us and we exchange it for another size, free.
Will they keep my ears dry?
Yes, when they seal properly. The two lamellae close the ear canal, so water stays out while you swim, dive or shower. The right size is what makes the seal reliable. If your ears keep giving you trouble after swimming, see a GP or an audiologist.
Can my child use them?
For children under about 12 we recommend Kidz+, made for smaller ear canals and also made for swimming. Small adult ears often fit Kidz+ too. Not sure? Write to us before you order.
Can I still hear my coach?
Yes. Watersafe+ takes about 24 dB off the noise (SNR 24) instead of shutting sound out, so you still hear your coach from the poolside, whistles and people around you. What you lose is the underwater roar.
Can I wear them under a swim cap?
Yes. Watersafe+ sits low in the ear and does not stick out, so a swim cap does not press it in. How it feels still depends on your ears and how tight the cap is.
Which size will I get?
Your AI ear measurement is included: upload a photo of each ear before checkout, or later from the link we email you, and we send the size that fits you. If the size is off, we exchange it for free.
How do I put them in?
Place the earplug on your fingertip and gently twist it into the ear canal. It should seal without forcing it, and the tab stays outside for easy removal. Rinse with fresh water after the pool or the sea, let them dry and keep them in the case.
Why do I get dizzy after cold-water swims?
Cold water reaching the eardrum can upset the balance signals from your inner ear, which some swimmers feel as dizziness during or after a swim. Keeping water out of the ear canal removes that trigger, which is what a sealing earplug does. If the dizziness continues, or happens out of the water, see a GP.
Can I use them after ear surgery, with grommets or a perforated eardrum?
Please ask your GP or ENT specialist. Watersafe+ is a swimming earplug, not a medical device, so we cannot tell you what is safe for your ears. What it does: soft silicone seals the ear canal to keep water out, and a pair is washable and lasts about 100 swims.
When will my order arrive?
UK orders over £35 ship free in 2 to 3 business days. Below £35, tracked delivery costs £4.95 and takes 1 to 3 business days. Order before the cut-off shown above the button and it leaves our UK warehouse the same day.
What if they leak or don’t work for me?
Tell us what is not working. Often it is the fit, and we help you find the right size. If you are still not happy, the 40-day money-back guarantee applies: email support@bollsen-hearingprotection.com and we refund you in full.
Still unsure?
Ask us anything about fit, sizes or your order.
Contact usor email support@bollsen-hearingprotection.com
Choose your pack
40-night money-back guarantee · Free UK delivery over £35
Goes well with Watersafe+
Complete the swim bag
Kidz+ for the children, Life+ for your own nights, or a mixed 3-pack.
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