IOS T-SHIRT high neck - BLACK

IOS Shirt – for cycling, office, and business travel

A shirt that adapts to your pace: the functional IOS Shirt combines high-tech comfort with elegant style. Whether you're cycling to work, navigating a hectic office day, or traveling – this shirt stays wrinkle-free and ready to perform at all times.

The innovative Performance Flex Jersey was originally developed for high-performance sports – and now delivers that same performance in a modern business shirt: breathable, quick-drying, and shape-retaining. Even after hours in a suitcase, it looks fresh – no ironing needed. Any remaining creases disappear within minutes thanks to your body heat.

Italian fabric made in Europe – quality you can feel.

Key Benefits at a Glance

• Performance jersey derived from high-performance sports

• No wrinkles, no ironing – ideal for a hassle-free everyday life

• Breathable & moisture-regulating

• No pilling, no odors – even after long days

• Easy care and quick-drying

• Stylish cutaway collar

or Kent collar with concealed button placket (IOS SHIRT wedding)

or modern stand-up collar (IOS SHIRT stand up)

Material & Care
The shirt is made of 73% polyamide and 27% elastane. Machine washable at 30°C on a gentle cycle. No ironing required: simply hang it up damp and it will smooth itself out – any remaining creases disappear within minutes of wearing due to body heat. For optimal longevity, we recommend avoiding bleach and high spin cycles.

Fit & Style
Modern slim fit – tailored yet comfortable. The regular length allows it to be worn tucked in or untucked. Long-sleeve design with cutaway collar;

or with Kent collar and concealed button placket (IOS SHIRT wedding);

or with modern stand-up collar (IOS SHIRT stand up).

Our model is 175 cm tall and wears size M.

FAQ

Is the shirt suitable for longer trips?
Yes – it remains wrinkle-free and ready to wear even after hours in a suitcase.

How does the shirt regulate temperature and moisture?
The fabric is breathable, quick-drying, and prevents odors – ideal for activity or changing temperatures.

What’s the best way to care for the shirt?
Machine wash at 30°C. No ironing needed – just hang and wear.

IOS T-SHIRT High Neck – Modern stand-up collar. Same comfort. More style.
Minimalist. Shape-retaining. For a smart everyday look.

The IOS T-SHIRT High Neck combines the technical quality and comfort of the original with a new design accent: the modern stand-up collar.

A subtle twist that automatically elevates your outfit – whether as a smart layer under a blazer or worn solo with jeans. The new collar adds structure, presence, and style – without the effort of a traditional shirt collar.

Key Benefits at a Glance:

New collar: Modern high-neck collar for a clean, stylish look

Style upgrade: Ideal as a shirt under a blazer or as a statement piece on its own

Shape-retaining: No stretching out, no wrinkling – maintains its form over time

Iron-free: Smooths itself out while wearing – no ironing required

Italian premium fabric: Opaque, structured, and comfortable on the skin

Slim fit: Close-to-body cut with a sporty silhouette

Material & Care
95% cotton, 5% elastane – Italian high-end fabric

Pleasantly substantial, elastic, and breathable

Machine washable at 30°C

No ironing required: smooths itself through body heat while wearing

Fit & Style
The slim fit remains unchanged: close-fitting, athletic, modern.
New is the subtle stand-up collar – inspired by a turtleneck, but lighter and more suitable for everyday wear. It gives the T-shirt a clean silhouette and an elegant touch without feeling bulky.
Sleeve length: short sleeve.
Combination: perfect under blazers, overshirts, or as a statement look on its own.

Model info: 175 cm, 75 kg – wears size M

FAQ – frequently asked questions

What is the difference between the high neck and the regular IOS T-SHIRT?
The fit is identical – the difference lies in the new minimalist stand-up collar, which adds more structure and style to your look.

Should I choose my regular size?
Yes – you can go with your usual IOS T-shirt size.

Is it as iron-free as the original?
Yes – wrinkles disappear naturally through body heat.

What does the high neck look pair best with?
As a clean layer under a blazer, for minimalist street style – or as a smart casual everyday look.

SHIPPING COSTS:
At IOS, we offer standard shipping across the European Union.

The shipping provider (DHL or DPD) can be selected individually.

Shipping costs are:

• Standard parcel 0–5 kg = €12.90
• Standard parcel 5.01–10 kg = €13.90
• Standard parcel 10.01–15 kg = €14.90
• Standard parcel 15.01–31.5 kg = €18.90

DELIVERY TIME
Parcels are delivered within 1–2 business days.

SHIPPING PARTNERS
Our shipping partners are DHL and DPD.

PAYMENT INFORMATION:
At IOS, we make shopping easy and secure. On our website, we offer the following payment methods:

• PayPal
• Apple Pay
• Credit card (Visa, Mastercard, American Express)
• Klarna (Pay later / Installments)
• iDEAL
• Bancontact
• BLIK

Exchanges & Returns

Would you like to return an item?

You’ve placed an order with us, but need a different size, don’t like the product, or received a damaged item? No problem!

We make returns easy.

Use the following link to access our returns portal, where you can process your return or free size exchange online using your order number and email.

Go to returns portal