The Seashell Changing Robe wraps you in deep sherpa fleece behind a fully taped, windproof 10,000mm shell, so climbing out of cold water means landing somewhere warm, dry and roomy enough to change in.
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Seashell kindly gifted their Changing Robe for review. All opinions are my own.
- Warmth
- Waterproofing
- Fit & Changing Ease
- Durability
My Take
A sherpa-lined, fully waterproof changing robe built for regular cold water use. It warms you straight over wet skin, the taped 10,000mm shell holds up in wind and rain, and the full-length cut makes changing underneath easy. It’s noticeably heavy, though, so it’s not one to carry far. At £160 I think it’s good value for the build quality, especially with a three-year guarantee.
Pros
Cons
The Seashell Changing Robe is built for people who are in and out of cold water all year. It pairs a thick sherpa fleece lining with a fully taped waterproof shell and a full-length, roomy cut, and it comes in black, sand, and pebble pink. It’s made from 100% recycled materials, comes in three sizes by height, and is backed by a three-year guarantee.
Seashell Changing Robe Specifications
Price: £160
Waterproof rating: 10,000mm
Seams: Fully taped
Lining: Deep recycled sherpa fleece
Sizes: S / M / L (by height)
Zips: YKK, front and back
Pockets: 2 large fleece-lined external zip pockets / 1 internal zip pocket
Guarantee: 3 years
Returns: 60 days, free UK
Recycled nylon/polyester shell / GRS certified recycled fabrics / Elasticated cuffs / Deep cinch hood / £1 per robe to ocean conservation
How I Tested the Seashell Changing Robe
I often wake at silly hours and can’t get back to sleep, so over summer I’ve been driving down to the coast with a coffee to watch the sunrise, then jumping in for a swim before heading home. The robe has been part of that routine for the past few months, and I’ve reached for it more and more as the mornings have really started to turn cold.
It has also come to the beach on paddleboarding sessions and dips, and it now comes to the sauna with me for getting changed under afterwards.
I particularly enjoyed having this robe after a sauna session on the edge of a loch whilst up in Scotland this summer; after our session was over, we walked down to the water for one last dip in the near-freezing loch and driving rain, then wrapped up and instantly warmed in the Seashell sherpa-lined robe afterwards.
There really is nothing quite like a cold water swim to set you up for the day – and equally nothing better than getting out of the water and wrapping up in a cozy robe afterwards.

Does the Seashell Changing Robe Keep You Warm?
Yes, and quickly. Straight on over wet skin, the sherpa fleece hits immediately. Warm and dry, no towel required.
The sherpa fleece is soft and warming against the skin, like wearing a big cosy fleece. It’s thick enough to take the edge off within seconds, yet breathable enough that I never felt as though I was overheating once wrapped up.
It also wicks moisture away as it warms you, so you’re not sitting in a damp layer afterwards. As for the wind, the shell is windproof too, so it cuts the wind rather than letting it blow straight through, which reduces windchill while you’re standing about wet in a cold breeze.

Is the Seashell Changing Robe Waterproof?
Yes. The shell is rated to 10,000mm with fully taped seams, which is the same standard you’d expect from a quality waterproof jacket rather than a splash-proof layer.
In Scotland, it was one of the few times I’ve been out in heavy rain. We spent an hour in the sauna with the robe hung from a peg on the side, fully exposed to the rain the whole time. As there was nowhere else to store gear, I trusted the robe to keep my phone dry, tucked away inside the internal pocket, and thankfully it did.
Once I was out of the loch for the final time, I was very happy to find the fleece lining was also bone dry. The shell had proved it could take on heavy rain over a prolonged period and still warm me up afterwards.
As for the hood, it sits deep and has toggles to tighten, so it keeps your head covered when you need it to. The 10,000mm rating isn’t the highest on the market, but it’s been more than enough on the cold, wet days I’ve used it on.

Is the Seashell Changing Robe Easy to Change In?
Yes. I’ll be honest, I haven’t tried changing out of a wetsuit underneath it yet, but I found it more than roomy enough to comfortably change out of a pair of wet swim shorts without accidentally exposing myself to the car park, so that’s a win-win all round. That said, I think I’d still find it spacious enough to change out of a wetsuit if I had to.
At 163cm I wear a Small, and there’s plenty of room to move around underneath. The two external pockets are both large. I always like to have an internal pocket on a waterproof layer. Even if the zips on the exterior pockets are waterproof, it gives me a bit more peace of mind having my phone and keys stored on the inside. The zipped internal pocket secures them further, and it fits my Samsung S24 Ultra with room to spare.
There’s also a large open fleece pocket on the right-hand side inside the robe. I’m not entirely sure what it was designed for, but I can see it holding a microfibre towel, a T-shirt or other post-swim essentials, maybe even a thermos flask for a hot drink to warm you further.

How Durable Is the Seashell Changing Robe?
I haven’t had the robe long enough to say how it will look after several winters, but it has coped well with everything I’ve thrown at it so far. It’s been thrown in the back of the van, caught in doors and dropped on pebble beaches, and the outer fabric hasn’t marked, and the zips still run smoothly.
A lot of that comes down to how it’s made. The outer shell is 100% recycled nylon, which is a tough, hard-wearing fabric, and the lining is a 100% recycled polyester sherpa fleece. The seams are fully taped, and the YKK zips on the front and back are the kind of hardware I’d expect to last, including a full-length two-way zip on the front.
Seashell describes it as built for repeated daily use, and backs that with a three-year guarantee covering the zips, stitching and fabric, though not accidental damage. To keep the robe in good shape, Seashell recommends washing it at 30°C inside out, skipping the tumble dryer and re-waterproofing it once a year with a wash-in treatment.

Alternatives to the Seashell Changing Robe
If you want the benchmark robe, the Dryrobe Advance Long Sleeve costs around £175 and has a higher waterproof rating on paper, though it comes with a shorter guarantee and no recycled fabric certification.
For a fraction less, the Bleubird Nordic is £150, matches the 10,000mm rating and is made from 100% post-consumer recycled plastic. If you still want to weigh up more options, my best Dryrobe alternatives roundup covers my top picks.
Should You Buy the Seashell Changing Robe?
Yes, if cold water is part of your regular routine. The Seashell Changing Robe has built a strong reputation among cold water swimmers, surfers, and paddleboarders across the UK, and it’s easy to see why. If you’re someone who likes to spend your time in and out of the water throughout the year, particularly during the colder months, this robe will do you well.
Look elsewhere if you only swim or paddle occasionally, as £160 is a real outlay, or if you need something lighter for beach days. I find a towelling robe is the better pick for the summer months.
For the build quality, the recycled materials and a three-year guarantee, I think the price is fair. If heading to the coast for a regular dip most weeks, it’s the robe I’d want waiting for me post-swim.
Related Guides & Reviews
The resources below cover the basics, common questions, and related kit to help you get more out of your time on the water.

