Nattynooks
Flat lay of a clean black cotton no show sock with plush terry sole, cushioned heel, and seamless toe.
Side profile of a foot wearing a non-toxic low cut sock made with 97 percent cotton that fits invisibly below the shoe line.
Woman sitting with leg crossed wearing athletic baby blue shorts and non-toxic black no show socks with 100 percent cotton skin contact.
Man wearing navy blue trousers putting on a clean, Oeko-Tex certified black cotton no show sock free of manufacturing residue.
Pair of clean black cotton no show socks hanging from a wooden clothespin against a weathered fence.

Cotton No-Show Sock

Ends just below the ankle

100% Premium Cotton Contact
100% Oeko-Tex Certified
1,000+ TOXINS TESTED & CLEARED
Made in Europe
Category
Size — women's shoe size
Color
+
Choose your pack

60-Day Easy Returns · Ships in 1-2 Business Days

US Solo Founder · No PE · No Investors

Health First. Always.

The Material

What it's made of

Premium grade cotton. Every spec disclosed.

  • 97% cotton / 2% elastane / 1% polyamide
  • Oeko-Tex Standard 100 Product Class I, all three certified clean
  • Unique corespun construction: only cotton ever touches your skin
  • Plush terry sole, comfortably cushioned heel to toe
  • Medium thickness overall
The Proof

Material Certification

(100% Oeko-Tex Standard 100)

Oeko-Tex Standard 100 Seal
Stripped and cleared from every fiber:
Glyphosate
Phthalates
Pesticides
Azo Dyes
BPA
Formaldehyde
Microplastics
And more
  • One of the most rigorous textile certifications in the world
  • Every chemical of concern checked and cleared
  • Product Class I, safe enough for newborn babies
  • Tests what's in the finished fabric, not just how the material was grown

Companies stop at a certified label.
We give you the certificate for every yarn.

(Click any below to view)

The cotton yarn

The corespun yarn

The polyamide yarn

The Comparison

How they stack up

We're not like the others.

Standard socks
Nattynooks
Daily skin contact
Glyphosate, petroleum-based plastics, and more
100% soft cotton. Nothing else.
Ingredient transparency
Buried
Fully disclosed. No fine print.
Odor
Synthetics trap it. Making it worse.
Cotton breathes. Odor doesn't build.
Heat and moisture
Sealed in by synthetics
Released. Cotton doesn't trap them.
Sizing
One or two generic sizes. Loose on most feet.
Sized to your actual foot.
A Quiet Signal

Your body is trying to tell you something.

You've done a lot to feel better in your life. Maybe you already do. But if there's still a heaviness you can't quite place, something creating drag on how you feel day to day, it's worth looking at what you put on your body from morning until night.

Your feet have 500,000 pores. Whatever your socks are made of is against every one of them, all day.

Cut that toxin source off and your body runs cleaner.

How you feel, think, and show up improves.

Sounds like a stretch? The research on what these chemicals do inside the body says otherwise. See the studies

The hard part was finding a healthier sock worth wearing ...you found them.

Switch to Nattynooks once and never think about it again.

FAQs

Questions, answered