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๐ช Stay sharp, fresh, and fearless with natureโs ultimate shave sidekick!
Jack Shaverยฎ Natural Alum Block is a 107g pure potassium alum stone that instantly stops shaving nicks and razor burn while doubling as a natural, unscented deodorant. Packaged in a sleek plastic case, it offers hygienic, travel-friendly use and long-lasting freshness without chemicals, making it a must-have for the modern grooming routine.





| ASIN | B0CVHKFHC7 |
| Active Ingredients | Potassium Alum |
| Best Sellers Rank | #122,761 in Beauty & Personal Care ( See Top 100 in Beauty & Personal Care ) #18 in Shaving Alum |
| Brand | JACK SHAVER |
| Brand Name | JACK SHAVER |
| Customer Reviews | 4.4 out of 5 stars 214 Reviews |
| Item Form | Bar |
| Item Volume | 48 Cubic Centimeters |
| Item Weight | 100 Grams |
| Manufacturer | Meera Samdani |
| Manufacturer Part Number | 5070002660002 |
| Material Feature | Cruelty Free, Fragrance Free, Hypoallergenic, Natural, Organic |
| Material Features | Cruelty Free, Fragrance Free, Hypoallergenic, Natural, Organic |
| Material Type Free | Alcohol Free, Aluminum Free |
| Model Number | 5070002660002 |
| Number of Items | 1 |
| Product Benefits | Anti Acne, Anti Aging, Anti-Itch, Antibacterial, Redness Reduction, Soothing |
| Recommended Uses For Product | Acne, Infection, Itch Relief, Odor, Rash, Sweat |
| Scent Name | Fresh, Unscented |
| Skin Type | All, Normal |
| Unit Count | 3.7 Ounce |
G**Y
Enjoy your shave.
Good for your Face... After shaving, rinse your face and wet the Alum block and lightly rub shaved areas with block. If you feel a bit of a sting that's the block treating a nick or burn from your shave. Wait 30-40 seconds after applying Alum block and rinse your your face. It is important to remove Alum block coating from your skin. I find it's a good astringent and your shave (and face) feels better.
J**Y
Works well as natural deodorant
I have been using this as deodorant for several weeks and it works very well with no irritation (and both baking soda and alcohol cause irritation for me). I wet the end slightly and really go at it for several seconds to each underarm covering the whole area. It def gets me 24 hours odor free. Let dry out after (don't close it in the box). Sometimes I'll double up with another deodorant after but that might be unnecessary.
E**A
Natural and long-lasting deodorant
Excellent product. The alum stone is natural, practical, and very effective. I use it as a deodorant and love how it leaves a fresh, clean feeling without strong scents or chemicals. It lasts a very long time, which makes it super cost-effective. Iโve also tried it after shaving and it instantly soothes the skin. 100% recommended for anyone looking for something natural and healthy.
J**Y
Excellent bargain: High performance, low price
I had never used an alum block before because I never cut myself much with cartridge razors. But, when I recently switched to a double edged safety razor, I remember a friend of mine who used to give me wet shaving tips saying to make sure I got an alum block for whenever I cut myself. I'm frugal, and this block had the lowest price with the best reviews. I've used it on a few shaves. It seems to disinfect the cuts and slow the bleeding really well. And, it never requires much. I have a feeling it will last me a long time, and I like that.
M**O
Muy bueno
Buen producto, cumple con lo que describe. La calidad es adecuada y funciona como se espera. Llegรณ en buen estado y dentro del tiempo indicado. En general, una compra satisfactoria.
F**N
Nice addition to my post care.
Alum block was a good experience. You can actually feel the pours closing as the slum bar is in affect.
J**.
Better than after shave
Great product
J**E
Very porous and crumbling
Very porous on one end, smooth on the other. Porous end is very rough and crumbling at an alarming rate. Works good but I donโt see this bar last long. Would look at others like the Proraso offering.
N**K
Essential feedback tool for wet shaving, and the case is a lifesaver
If you are new to safety razor shaving or just tired of using tiny toilet paper squares for nicks, this block is a substantial upgrade from standard styptic pencils. I was surprised by the sheer size of the 100g block; it is the size of a bar of soap and, given how little dissolves per use, I expect this to last me well over a year. The alum works exactly as intended, providing immediate feedbackโmeaning it stings brieflyโon areas where I applied too much pressure, while instantly sealing up small weeping cuts and tightening the skin. The real selling point for me, however, is the included plastic case. Since alum is highly water-soluble, it will slowly dissolve into a mess if you leave it sitting directly on a wet countertop, so having a dedicated container to store it in is essential for keeping it clean and intact. My only word of caution is that natural alum is brittle like ceramic, so if you drop this on a tiled bathroom floor it will shatter, but as long as you keep a good grip, it is a fantastic finish to a shave.
A**E
Zur Desinfektion
Fรผr die Nassrasur nach einem cut nur zu empfehlen
G**S
Great customer service
I'm very happy with the customer service from the seller. The product is good and they're dedicated to improving it further.
C**E
Ojo pica.
Buen producto.
K**A
My Opa used these and I feel so dumb for not trying them until I was 40.
Wash your face with this thing before and after you shave. Shaving cuts of REMARKABLE size will stop bleeding nearly instantly. Genuinely considering packing this puppy in my first aid kit. 7/5 stars.
Trustpilot
4 days ago
2 weeks ago