🔥 WORKSHOP SPECIAL OFFER 🔥 20% off plus 3 free products
FOR MECHANICS WHO MIND THEIR SKIN AS WELL AS THEIR TOOLS
3 FREE products + 20% off today.
  • Handmade in Dublin
  • Handmade in Dublin
  • Handmade in Dublin
  • Handmade in Dublin
  • Handmade in Dublin
Excellent 4.8 30000+ trusted reviews

Order by [date] for guaranteed free gifts
In your box
Atlantic Pine Tar
The Celtic Tiger
Citrus Cedarwood Scrub
Fresh Lime and Aloe
Galway Bay Rum
Irish Mountain Rain
Workshop Special Free with your first box
20% off20% off every box
20% off every box
Free€15,00Soap dish
Soap dish
Free€15,00Washcloth
Washcloth
Free€14,00Deodorant
Deodorant
99 DAY HAPPINESS GUARANTEEShips from our Dublin workshop
Skip, delay or cancel anytime.
First access to limited edition drops.
Swap any bar or scent before your next box.
99 Fewer than 1% of customers ever claim our guarantee.
Shop Main Website Here.
Not for you? Click above to browse main websiite. We recommend the Atlantic Pine Tar and The Celtic Tiger
Used by mechanics in 14 countries

SAY NO TO INDUSTRIAL CLEANERS, DISH SOAP, OR GELS.

The natural, healthy, soap bar that lifts engine oil without leaving your skin cracked by the weekend — landing on your doorstep before you run out. One bar: body, hands, hair, the lot.

Steven
Literally covered in sh1t 😂 the coarse grit is class and actually lifts oil from skin every bit as well as industrial Swarfega-style soap. ✓ Verified Steven, Ballymoney, NI · Mechanic & part-time farmer
4.8
Trustpilot, 420+ reviews
1m
Bars a year
14
Countries
35
People in Ireland

Swarfega shifts it. It also wrecks you.

Industrial hand cleaner strips the grease and takes your skin with it. Shower gel just smears it around. There has never been much in between, which is why most lads end up picking the one that hurts — and then buying it again, and again, every time the tin runs dry.

TLDR: one bar that lifts the grease, washes you head to toe, and turns up on your doorstep before you run out.

10 reasons to make the switch

It lifts the grease. First wash.
Reason 1

It lifts the grease. First wash.

The grit grabs the oil that shower gel just smears around. Work it in with the Silverback cloth and one wash at the end of a shift gets your hands properly clean — no scrubbing mitt, no nail brush.

The coarseness of this soap does what normal shower gel does not and leaves me fully clean at the end of my day. My partner appreciates the white bed sheets staying white. Patrick, mechanic, Doncaster
Real grit, not plastic microbeads.
Reason 2

Real grit, not plastic microbeads.

Volcanic pumice and oatmeal do the scrubbing — the same blend in the Atlantic Pine Tar and Celtic Tiger bars. Tough on grease, no microplastics down the drain.

Rough enough to graft. Soft enough head to toe.
Reason 3

Rough enough to graft. Soft enough head to toe.

Swarfega shifts the grease and leaves your skin cracked. This does both jobs at once — real grit lifts the dirt, but it's gentle enough to be your everyday wash, hair to feet. Not a once-a-week scrub at the sink.

No synthetic fragrance. No 'Sport Blast'. No bullshit.
Reason 4

No synthetic fragrance. No 'Sport Blast'. No bullshit.

Scented with essential oils, not lab chemicals. Herbs and citrus, cedar, a hit of menthol — grown-up scents, not a 16-year-old's gym bag.

Made in Dublin. Cold-processed, 50 bars at a time.
Reason 5

Made in Dublin. Cold-processed, 50 bars at a time.

Hand-cut and hand-labelled by 35 people in a Sandyford workshop — not stamped out in a factory you'll never see.

Cured 3–4 weeks, so it lasts.
Reason 6

Cured 3–4 weeks, so it lasts.

The long cure makes the bar rock-hard: 21+ showers out of one, and with the teak dish to drain it, it won't turn to mush like cheap handmade soap.

It's your whole shower — not a tin by the sink.
Reason 7

It's your whole shower — not a tin by the sink.

One bar does the lot — shower gel, hand wash and the harsh degreaser, all gone. That's why the bigger kits add the cloth that works the lather in, the dish that doubles each bar's life, and a locker for the gym bag. And because clean is only half the job, the Boss kit throws in three colognes — smell as good off the clock as you scrub up on it.

Works well to remove oil/grease... and I come home from work smelling of BO a lot less. Exfoliating and cleaning, while not being too rough on the skin. Cameron, Scotland
Zero risk: 99 days to love it, or your money back.
Reason 8

Zero risk: 99 days to love it, or your money back.

Not happy with your kit? Tell us within 99 days and we'll replace it free or refund you — your call. No questions, nothing to post back. What's your shower gel ever guaranteed you?

Made by a lad who started in his kitchen.
Reason 9

Made by a lad who started in his kitchen.

John started this alone in lockdown, 2021. Still founder-led — he reads every review and answers customers himself. Try getting that from a tin of industrial cleaner.

4.8 on Trustpilot. Mechanics in 14 countries.
Reason 10

4.8 on Trustpilot. Mechanics in 14 countries.

Rated Excellent across 420+ reviews, and used by tradesmen from Doncaster to Canada. The lads don't switch back.

What's in the box

Three rough bars for the worst of the grease, one smooth bar for the everyday, the matching deodorant, the Silverback cloth and a teak dish — the full kit for getting properly clean after a shift. Want the lot? The Boss adds a fifth soap, second deo, travel locker and three colognes.

Atlantic Pine Tar
Rough
Atlantic Pine Tar
Herbal-woody — basil, spearmint, sweet orange, pine and lavender. The grittiest of the four, and gentle enough for sensitive skin.
Citrus Cedarwood Scrub
Rough
Citrus Cedarwood Scrub
Peppermint into orange and lemon, with a cedarwood and rosemary base. A proper scrub bar for grimy hands and forearms.
The Celtic Tiger
Rough
The Celtic Tiger
An Irish twist on Tiger Balm — tea tree, menthol and turmeric. Cooling and spicy; good on aching muscles after a shift.
Fresh Lime and Aloe
Smooth
Fresh Lime and Aloe
Fresh, zingy lime and aloe vera, made with 100% aloe juice. The smooth one for sensitive skin and everyday washing — face, hair, the lot.
Atlantic Pine Deodorant
Deodorant
Atlantic Pine Deodorant
Natural deo in the Atlantic Pine scent. Sees off the smell of the day — no aluminium.
The Silverback Washcloth
Accessory
The Silverback Washcloth
Antibacterial exfoliating cloth. Works the lather deep in and scrubs off the grease the bar lifts — mechanics swear by it for getting hands properly clean.
Teak Soap Dish
Accessory
Teak Soap Dish
Solid teak, angled to drain. Doubles the life of every bar so the whole kit lasts longer.

How it compares to what you're scrubbing with now

The Black Stuff Swarfega Dish Soap / Shower Gel
Lifts grease + engine oil Cleans and Hydrates Yes, but harsh No
Your skin by Friday Soft, no cracking Dry, raw, cracked Stripped + perfumed
Smell Herbs, citrus, cedar, menthol Industrial solvent Synthetic fragrance
Made by 35 people in a Dublin workshop Industrial chemical co Multinational
Does the whole shower Hair, body + hands Hands only Body only
Never runs out Arrives before you finish Another trip to the shop Another trip to the shop
  • Handmade in Dublin
  • Handmade in Dublin
  • Handmade in Dublin
  • Handmade in Dublin
  • Handmade in Dublin
Excellent 4.8 30000+ trusted reviews

Order by [date] for guaranteed free gifts
In your box
Atlantic Pine Tar
The Celtic Tiger
Citrus Cedarwood Scrub
Fresh Lime and Aloe
Galway Bay Rum
Irish Mountain Rain
Workshop Special Free with your first box
20% off20% off every box
20% off every box
Free€15,00Soap dish
Soap dish
Free€15,00Washcloth
Washcloth
Free€14,00Deodorant
Deodorant
99 DAY HAPPINESS GUARANTEEShips from our Dublin workshop
Skip, delay or cancel anytime.
First access to limited edition drops.
Swap any bar or scent before your next box.
99 Fewer than 1% of customers ever claim our guarantee.
Shop Main Website Here.
Not for you? Click above to browse main websiite. We recommend the Atlantic Pine Tar and The Celtic Tiger

Why they're switching

🛢️
Lifts the grease
First wash, skin feels great
🧼
Handmade, and Natural
100% Natural Ingredients
🌿
Essential oils only
No synthetic fragrance
🇮🇪
Made in Dublin
Cold-processed by hand

What mechanics actually say

★★★★★
4.8/5 · Rated Excellent · 420+ reviews on Trustpilot

Beats Swarfega hands down. Extremely effective at cleaning hands heavily contaminated with oil — and at the same time gentle enough for the most sensitive skin, without irritation or burning.

Andrew Harney, Manchester
Verified Customer

As a man that works in a dirty environment, the soap is unreal for cleaning even the toughest of grease and grime. Smells amazing and lathers perfectly.

Scott, Newtownards
Verified Customer

The grit in the Atlantic Pine Tar works great for getting rid of all the grease, dirt and coal dust I usually get covered with at work.

Jay, Cranbrook BC, Canada
Verified Customer

Smells amazing, the rough texture helps as being a welder I get very dirty. I actually feel clean when I get out the shower — with some shower gels I have to really scrub to get the dirt out my skin.

Ryan, Manchester
Verified Customer

I am a service engineer and work hard and I can still smell good after a 12h shift.

Paul, Alcester
Verified Customer

Works well to remove oil/grease... and I come home from work smelling of BO a lot less. Exfoliating and cleaning, while not being too rough on the skin.

Cameron, Scotland
Verified Customer

How it works

End of shift to clean hands.

Step 1
Straight off the shift
No scrubbing mitt, no nail brush. Wet hands, warm water.
Step 2
Work it in with the cloth
The Silverback works the lather deep in and scrubs off what the bar lifts.
Step 3
Rinse
The oil comes away with the lather instead of being smeared around.
Step 4
Same bar, whole shower
Hair, body and hands. 21+ showers a bar, and the teak dish stretches it further.
— John, Founder, The Black Stuff
Made by a Dublin lad. Used by mechanics in 14 countries.

I started this in my kitchen in January 2021. No lab, no marketing department — just bars I'd actually use myself. Five years on there's 35 of us in a Sandyford workshop turning out about a million bars a year, still cold-processed 50 at a time. If the first bar you try doesn't become your new favourite, we replace it free. That's the deal.

— John, Founder, The Black Stuff

Straight answers

Will it actually shift engine oil and grease?
Yes. The rough bars — Atlantic Pine Tar, Citrus Cedarwood and the Celtic Tiger — use volcanic pumice and oatmeal to lift it. Work it in with the Silverback cloth and you won't need a scrubbing mitt.
Will the grit wreck sensitive skin?
No — the grit is natural (volcanic pumice, oatmeal), not plastic, and the bars are made to be gentle enough for daily head-to-toe use. Atlantic Pine Tar and Fresh Lime and Aloe are both suited to sensitive skin, and reviewers with sensitive skin regularly say exactly that.
How long does a box last?
Each bar gives 21+ showers. The 3–4 week cure makes our bars much harder than typical handmade soap, and the teak dish stretches them further again. The delivery frequency is set to match, so you get the next box before you run out.
Can I skip, delay or cancel?
Anytime, from your account. Skip a box, push the date back, or cancel outright. No phone call, no retention script, no minimum number of boxes.
Do I get the free gifts every time?
The gifts come with your first box only. The discount is different — it applies to every box for as long as you stay subscribed, not just the first one.
What if I'm not happy with it?
You've got 99 days. We'll replace it free or refund you in full — whichever you prefer. No questions asked, nothing to post back.
Where does it ship from?
From whichever of our warehouses is closest to you — Dublin for Ireland and Europe, London for the UK, Tennessee for the USA, Toronto for Canada. Most orders post within 48 hours.
What if I just want to try it first?
Take the 2 bar one-time option under the kits. No subscription, nothing recurring, and no free gifts — just Atlantic Pine Tar and The Celtic Tiger to see if the grit does what we say it does.