Super Leakproof Cheeky

Introducing the most absorbent period underwear ever - up to 8 tampons worth! Switch from relying on disposable products to wearing incredibly comfortable and machine-washable cheeky underwear that will protect you every day of your cycle!

Please note: All underwear are final sale

Super Leakproof Benefits

Super Protection
Our state-of-the-art fabric can absorb up to 8 tsp of liquid and stop it from leaking through.
Conforms to Your Body
Adaptive 4-way stretch material that also relaxes with wash and wear for a perfect fit.
Makes Less Waste
Total protection on your heaviest days so you don't have to rely on disposables anymore!

Knix Leakproof Period Underwear FAQs

Super Leakproof Technology
average rating 4.3 out of 5
Based on 89 reviews
  • 5 Stars
    53 Reviews
  • 4 Stars
    22 Reviews
  • 3 Stars
    7 Reviews
  • 2 Stars
    5 Reviews
  • 1 Star
    2 Reviews
90% of reviewers would recommend this product to a friend
Comfort
Rated 4 out of 5
Effectiveness
Rated 4 out of 5
Sizing
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs Small, 0 is True to Size and 2 is Runs Large
89 Reviews
Reviewed by Jamie D.
Verified Buyer
I recommend this product
Pant Size
12
Size Purchased
L
Usage
Primary Period Protection
Rated 5 out of 5
Review posted

Amazing

They felt a little tight around the leg holes at first but they weren't uncomfortable. They are so absorbent, I never felt wet. Highly recommend.

Loading...
Comfort
Rated 4 out of 5
Effectiveness
Rated 5 out of 5
Sizing
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs Small, 0 is True to Size and 2 is Runs Large
Was this helpful?
Reviewed by Channel F.
Verified Buyer
I recommend this product
Pant Size
12
Size Purchased
L
Usage
Primary Period Protection
Rated 5 out of 5
Review posted

Happy to purchase

Happy this product exists. It was very comfortable and easy to wash.

Loading...
Comfort
Rated 4 out of 5
Effectiveness
Rated 4 out of 5
Sizing
Rated -1 on a scale of minus 2 to 2, where minus 2 is Runs Small, 0 is True to Size and 2 is Runs Large
Was this helpful?
Reviewed by Wendy H.
Verified Buyer
I recommend this product
Pant Size
10
Size Purchased
L
Usage
Period Back-Up
Rated 5 out of 5
Review posted

Worked surprisingly well

I was skeptical, but these worked surprisingly well.

Loading...
Comfort
Rated 5 out of 5
Effectiveness
Rated 5 out of 5
Sizing
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs Small, 0 is True to Size and 2 is Runs Large
Was this helpful?
Reviewed by Ty
Verified Buyer
I recommend this product
Pant Size
10
Size Purchased
L
Usage
Light Bladder Leaks
Rated 5 out of 5
Review posted

For my mama

My mom absolutely loved these and NEEDED these in her life. Perfect for bladder issues and no longer having to worry wth these on

Loading...
Comfort
Rated 5 out of 5
Effectiveness
Rated 5 out of 5
Sizing
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs Small, 0 is True to Size and 2 is Runs Large
Was this helpful?
Reviewed by Virginie R.
Verified Buyer
I recommend this product
Pant Size
6
Size Purchased
M
Usage
Primary Period Protection
Rated 5 out of 5
Review posted

Works perfectly

No leaks indeed!

Loading...
Comfort
Rated 5 out of 5
Effectiveness
Rated 5 out of 5
Sizing
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs Small, 0 is True to Size and 2 is Runs Large
Was this helpful?