Woman standing in SECOND. organic cotton bike shorts in white, front view on a bone background

The first clothing designed around your skin barrier.

Organic cotton activewear, built for your skin barrier.

The Barrier set 01. Available June 2026

OEKO-TEX® Standard 100

Handmade in Budapest

95% organic cotton (Gossypium hirsutum)

Drop 01 — 100 spots

The most significant hour for your skin isn't your skincare routine. It's your workout.

THE BIOLOGY

What a workout does to your skin barrier.

Your skin enters a physiologically different state. Temperature rises. Pores open. Blood flow accelerates by up to 400%. The barrier — your skin's first line of defence — is at its most compromised.

This is not a comfort issue. It is a biological fact.

400%

Blood flow increase

+3°C

Surface temperature rise

−1 pH

Acid mantle disruption

SECOND.

We design for the barrier. Everything else follows.

Skin is first. We are second.

Back view of the SECOND. organic cotton set in white showing the SECOND. waistband, on a bone background
1/10
  • Back view of the SECOND. organic cotton set in white showing the SECOND. waistband, on a bone background
  • SECOND. organic cotton sports bra and bike short set in white, side-back view on a bone studio background
  • SECOND. organic cotton sports bra and bike short set in white, front view on a bone studio background
  • Woman wearing the SECOND. organic cotton activewear set in white on a bone studio background
  • SECOND. organic cotton sports bra and leggings in white, side view on a bone background
  • Woman seated in the SECOND. organic cotton set in white with the SECOND. waistband, on a bone background
  • SECOND. organic cotton sports bra and shorts set in charcoal, front view on a bone studio background
  • SECOND. organic cotton set in charcoal, back view on a bone background
  • SECOND. organic cotton sports bra and shorts set in charcoal, front view on a bone background
  • Woman seated in the SECOND. organic cotton set in charcoal on a bone studio background
The Barrier Routine Set

BARRIER Drop 01. | Request early access

The Barrier set

Available colors: White · Charcoal

THE ingredients

Read the Label

Your skincare has a label.
What you sweat in never did.

Until now.

SECOND.

The Barrier Set · Drop 01

Ingredients:

Gossypium hirsutum* Organic Cotton · OEKO-TEX® Standard 100 · Barrier-Compatible
95%
Elastane Premium Stretch Fibre · Mobility Only
5%

Free From:

Polyester · Nylon · Azo dyes · Chemical coatings
pH-disruptive finishing agents · Synthetic friction fibres

Verified:

OEKO-TEX®® Standard 100 — Certified
Barrier-Compatible Construction
Flat-Locked Seam Technology · Zero Synthetic Friction
* Gossypium hirsutum: the botanical name for organic cotton — listed in INCI format, the same standard used for skincare ingredients. Because that is how we think about what touches your skin.

Gossypium Hirsutum · OEKO-TEX® Standard 100

Tested against 100+ substances.

Including, but not limited to:

Heavy metals & carcinogens

Lead (Pb) Cadmium (Cd) Mercury (Hg) Hexavalent Chromium Nickel (Ni) Cobalt (Co) Arsenic (As) Antimony (Sb) Copper (Cu) 4-Aminobiphenyl Benzidine 2-Naphthylamine 4-Chloro-o-toluidine 3,3'-Dichlorobenzidine 3,3'-Dimethoxybenzidine Lead (Pb) Cadmium (Cd) Mercury (Hg) Hexavalent Chromium Nickel (Ni) Cobalt (Co) Arsenic (As) Antimony (Sb) Copper (Cu) 4-Aminobiphenyl Benzidine 2-Naphthylamine 4-Chloro-o-toluidine 3,3'-Dichlorobenzidine 3,3'-Dimethoxybenzidine Lead (Pb) Cadmium (Cd) Mercury (Hg) Hexavalent Chromium Nickel (Ni) Cobalt (Co) Arsenic (As) Antimony (Sb) Copper (Cu) 4-Aminobiphenyl Benzidine 2-Naphthylamine 4-Chloro-o-toluidine 3,3'-Dichlorobenzidine 3,3'-Dimethoxybenzidine

Pesticides & prohibited compounds

Aldrin Dieldrin Endrin p,p'-DDT p,p'-DDE Heptachlor Hexachlorobenzene Pentachlorophenol (PCP) Tetrachlorophenol (TeCP) Endosulfan Chlordane Toxaphene Mirex Lindane (HCH) 2,4,5-T Aldrin Dieldrin Endrin p,p'-DDT p,p'-DDE Heptachlor Hexachlorobenzene Pentachlorophenol (PCP) Tetrachlorophenol (TeCP) Endosulfan Chlordane Toxaphene Mirex Lindane (HCH) 2,4,5-T Aldrin Dieldrin Endrin p,p'-DDT p,p'-DDE Heptachlor Hexachlorobenzene Pentachlorophenol (PCP) Tetrachlorophenol (TeCP) Endosulfan Chlordane Toxaphene Mirex Lindane (HCH) 2,4,5-T

Plasticisers, dyes & finishing agents

DEHP DBP BBP DIBP DINP DNOP DIDP TRIS TEPA PBB Formaldehyde Optical Brighteners Dimethyl Fumarate Allergenic Dyes pH Disruptors VOCs Organotin Compounds Chlorinated Benzenes DEHP DBP BBP DIBP DINP DNOP DIDP TRIS TEPA PBB Formaldehyde Optical Brighteners Dimethyl Fumarate Allergenic Dyes pH Disruptors VOCs Organotin Compounds Chlorinated Benzenes DEHP DBP BBP DIBP DINP DNOP DIDP TRIS TEPA PBB Formaldehyde Optical Brighteners Dimethyl Fumarate Allergenic Dyes pH Disruptors VOCs Organotin Compounds Chlorinated Benzenes

Verified result

Certified.

Considered, down to the seam.

Stretches without thinning.

The 5% premium elastane gives the cotton recovery — it holds its shape and stays fully opaque at the deepest stretch, wear after wear.
SECOND. organic cotton sports bra in white, front view on a bone studio background

Be among the first to wear it.

The first release is limited to 100. The list is invited first — before June 2026.

No noise. One letter, only when it matters.

We sent out samples. These are the women who wore them.

Oxána N. - from Hungary

I'm a dermatology PA and I follow this brand because of how accurately they describe what happens to the skin barrier during exercise. Most activewear marketing is fiction. SECOND.'s explanation of friction + heat + occlusion + sweat-induced pH disruption is actually correct.

My skin barrier feels intact after exercise the way it does after a normal day. With synthetic activewear there's a measurable change in how my skin behaves for hours afterward.

THE manufacturing

Made by hands that have done this for over a decade.

SECOND. is cut and sewn in a Budapest atelier — by the same hands that have made skin-safe cotton garments for more than ten years. Our co-founder, Ivett Orbán has spent that decade on a single question: how cotton should meet skin. Every seam and finish on these pieces is her decision.

Be among the first to wear it.

The first release is limited to 100. The list is invited first — before June 2026.

No noise. One letter, only when it matters.