Sea to Summit Wilderness Wash Review

The blue Sea to Summit Wilderness Wash bottle standing in the grass against a rock
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Carrying a dish soap, a body wash and a laundry liquid on every trip takes up space and adds weight. The Sea to Summit Wilderness Wash does all of it from one 100 ml bottle: dishes after dinner, a wash at the end of a dusty day and a quick rinse of a shirt. We paid $10 for it, and it now travels with us on every trip, at camp and on the beach.

What’s in the box

A 100 ml squeeze bottle of concentrated, biodegradable liquid soap. It does four jobs: body wash, shampoo, dish washing detergent and clothes detergent. It’s fragrance-free, works in fresh and salt water, and the bottle has a tight screw lid and is small enough for carry-on luggage.

What we like

  • One soap for body, dishes & clothes
  • A few drops wash a sink of dishes
  • Works in fresh and salt water
  • Leak-proof, carry-on size
  • Fragrance-free
  • Refill it from a bigger bottle

What we don’t

  • Use it 100 m from waterways
  • Small for a family
  • Not the cheapest soap

Quick Specs

Spec Details
BrandSea to Summit
Size100 ml
TypeConcentratedBiodegradable liquid soap
ScentFragrance-free
WaterFresh and salt water
Safe UsesBodyHairDishesClothes

Washing Up

This is where we use it most. A few drops in a sink of warm water are enough for a full round of dishes, and it cuts through the grease in a frypan and the sand in the camp mugs. It rinses off easily, so you need less clean water to finish the job, which matters when all your water is in the car. Hang the clean plates and mugs in a hanging kitchen organiser and they drip-dry off the ground.

Wilderness Wash being poured from the bottle into a camp sink
A few drops in the sink
Soap suds floating in the water of a camp sink
Enough for a full round of dishes

Showering and Washing Clothes

The same bottle does our hands and a camp shower, and it’s gentle on skin, with no dry feeling after a few washes a day. A little in a collapsible bucket also washes the smoke and sweat out of a shirt. On the coast it lathers in salt water as well, so you can wash in the sea and finish with a short fresh rinse, which makes your fresh water last longer. For hair we use the Sea to Summit shampoo with conditioner, which leaves it softer, but on a short trip the wash does both.

The Wilderness Wash and the Sea to Summit shampoo on the back of our car at the beach
On the back of the car at the beach

Using It Responsibly

Biodegradable doesn’t mean you can use it in the creek. Wash at least 100 m away from rivers, creeks and lakes, and scatter the grey water on the ground so it breaks down in the soil. Because it’s concentrated, you use less soap per wash, and because it’s fragrance-free, it doesn’t leave a smell around camp that draws in animals.

The back labels of the Wilderness Wash and the Sea to Summit shampoo bottles
The directions are on the back

In the Car

The bottle has been thrown in a full gear bin, dropped on rocks and left in a hot car without leaking or bulging. It lives in the cargo net with the shampoo and the Sea to Summit laundry wash, so it’s easy to grab. For longer trips, buy a bigger bottle and refill this one at home, which works out cheaper and saves plastic.

The Sea to Summit shampoo, laundry wash and Wilderness Wash in a cargo net in the car
In the cargo net, with the shampoo and laundry wash
The Sea to Summit shampoo and Wilderness Wash on a rock at camp, with sandstone cliffs behind
With the shampoo at camp

Conclusion: Sea to Summit Wilderness Wash 100 ml

The Sea to Summit Wilderness Wash replaces a dish soap, a body wash and a laundry liquid with one leak-proof 100 ml bottle. It’s concentrated, so a few drops do most jobs, it works in fresh and salt water, and it’s fragrance-free. You still have to use it well away from waterways, and for a family the small bottle goes fast, but for $10 it’s one of the most useful things in our camp kit.

9.1/10
The verdictField-tested rating

One soap for the whole camp.

A few drops wash a sink of greasy dishes, and the same bottle does our hands, hair and a quick wash of clothes, in fresh or salt water, without leaking in the car. Use it 100 m from waterways, and for a family 100 ml goes fast.

Best for
  • Hikers
  • Campers
  • 4WD tourers
Worth the money?Value 9.0

Yes. $10 gets you one leak-proof bottle that washes dishes, skin, hair and clothes, and a few drops do most jobs. Use it well away from waterways, and buy a bigger bottle to refill it if you’re a family.

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FAQ: Camping Soap

Can you use Wilderness Wash in a river or lake?
No. It’s biodegradable, but you should still wash at least 100 m away from creeks, rivers and lakes and scatter the grey water on the ground, so it breaks down in the soil.
Can you use Wilderness Wash as shampoo?
Yes. It works as a body wash, shampoo, dish washing detergent and clothes detergent. For hair we prefer the Sea to Summit shampoo with conditioner, but on a short trip the wash does both.
How long does a 100 ml bottle last?
For the two of us, about a week of dishes and washing. It’s concentrated, so a few drops do most jobs.

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9.1/10Check price at Amazon