100+ NEW STYLES ADDED TO SALE: UP TO 50% OFF* | 

Newslettersubscribe

Delivery

Returns

Contact Info

Women

Sale

SALE

New Arrivals

NEW ARRIVALS

Linen Collection

LINEN EDIT

Product Type

Product Feature

Colour

Material

Sizes

OVERSIZED COTTON T-SHIRT

OVERSIZED BOXY T-SHIRT

OVERSIZED BATWING-SLEEVE T-SHIRT

Africa

Asia

Europe

Middle East

North & South America

Oceania

Country Selector Configs

Drawers

Personal Info

Global Config

Navigation menu AU

Information Footer

Oversized Fit T-shirts

Confirm your subscription

Something went wrong

You are already a subscriber

Thank you, you are now subscribed

<p><span style="color:rgb(27, 27, 27)">I would like to receive personalized promotions from COS a brand of the H&amp;M Group. I confirm that I’m 16 years or older. I consent to let H&amp;M Group process my personal data to provide me with personalized email and text messages in accordance with the</span> <a href="/en-eu/customer-service/privacy-notice" uuid="d35a6d87-cf86-4052-b79a-3c4d61265a7e" target="_self">privacy notice</a>.</p>

Sign up for 10% off your first order*

YOUR SUBSCRIPTION IS UPDATED

CONFIRM YOUR SHIPPING LOCATION

It looks like you are based in {{currentCountry}} but are about to switch your shipping location to {{targetCountry}}. Would you like to continue?

Modals

Notifications

Products Config

Sitewide

Explore our collection of oversized T-shirts. Browse easy-going silhouettes designed to fall loosely over the body and crafted from more sustainable materials.

Oversized Fit T-shirts | COS AU

About Us

https://career.cos.com/content/coscareer/en_au.html

https://press.cos.com/content/cospress/en/home.html

Store Locator

Sustainability

The company

Payment

Product Care

Size Guide

Fit Guide

Assistance

Privacy Notice

Terms And Conditions

Cookies

Legal

https://www.facebook.com/cos/

https://www.instagram.com/cosstores_au/

https://www.pinterest.co.uk/cos/

https://open.spotify.com/playlist/03xISbDqJQ1DYgqtR9cjmN

Account

There are currently no reviews for this product

Reviews Terms and Conditions 

Shopping Bag

Members receive free shipping with a minimum spend of {{currencySymbol}}50.

Favourites

You are currently shopping on {{currentCountry}} website. When changing countries your shopping bag will be emptied. Are you sure you want to proceed?

Thank you for signing up to the COS newsletter. We’ve just sent you a confirmation email – please check your inbox and click the link to confirm your subscription. 

We were not able to confirm your subscription. Please click below and we will resend a confirmation email.

Thank you for being with us, if you experience any problem with your subscription contact our support.

We will keep you up to date on new collections, events and promotions. 

I would like to receive personalized promotions from COS a brand of the H&M Group. I confirm that I’m 18 years or older. I consent to let H&M Group process my personal data to provide me with personalized email and text messages in accordance with the 

Thank you, we have updated your subscription preference accordingly. Please note that it may take a day or two for the system to update and you may receive newsletters during this time that were already on their way to you. If you have any concerns, please get in touch by phone on 

By unsubscribing, we will no longer send you updates about new products, personal recommendations and sales to the email linked to this newsletter. 

I would like to receive personalised promotions from COS a brand of the H&M Group via email and text messages. I can withdraw this consent at any time. I confirm that I'm 16 years old or older. I acknowledge that my personal data will be processed by H&M Group in accordance with the 

You are now subscribed and we will keep you up to date on new collections, events and promotions.

Microsoft.Targeting

Turns on / off additional Material Information in PDP drawer

Azure Insights Telemetry for nextjs, both frontend and backend

Turning this on will allow an Inactivity trigger (when user is returning) for an extra selection call to Centra

Enables the Ingrid delivery address locking functionality in checkout, which allows the delivery address section to be locked to prevent changes.

Used to to display debug info from components using <Debugger> - Prod here is irrelevant as it can only be featureflag toggled for lowe environents

FeatureFlag that is determines ReviewsDrawer Version

Feature Flag to enable/disable reviews functionality in My Account application area.

worked together with clientDegubOverlay to display data around how long since last interactivity

Flag that enables Digital Order Return feature
- Link Button on My Account Order History
- Order Return Block on different pages

Controls if PDP delivery and returns sidebar shows Ingrid delivery estimation time widget or content from Storyblok.

Disable preorder on lower environments. Preorder cannot be disabled on PROD.

testflag to show debugger in action provided clientDebugOverlay flag also is avalilable. Will never work in Production (only limited to lower Environments)

[Deprecated] Flag that will enable the use of the new elevated components as part of the Elevation project.

Used to enable/disable the option for overriding the navbars sticky behaviour in page settings.

Flag that will enable the use of the new elevated footer as part of the Elevation project.

Flag that will enable the use of the new elevated navigation as part of the Elevation project.

FF for elevated size select buttons/selector

Controls display of elevated quickshop drawer

Enables browser-based API mocking using MSW (Mock Service Worker) for local development, testing, and preview environments. When active, network requests are intercepted and served with mock data, improving frontend development speed and reliability. Disable in production.

Enabled PDP stock check call caching. Cache control headers will be set to 1 min.

Enables the new Wishlist API service as the storage backend. When this flag is true, the app persists and reads wishlists via the backend service.  When false, it uses the client-side cookie storage.

When enabled it doubles PDP revalidation and caching time (will be set to 20 mins)

When enabled it doubles PLP revalidation and caching time (will be set to 20 mins)

This feature flag can be used to toggle support for faceted navigation on PLPs.

Allow COS App to use FHR AB Test caching instead of directly passing sessionID.

Controls whether Klarna payment options are displayed as separate, selectable payment categories or as a single consolidated payment method.

Purpose: Enables historical price display for products to meet regulatory compliance requirements. 
What it does: When enabled, shows the previous price alongside the current price for applicable products, allowing customers to see price changes over time. 
Why it exists: Satisfies consumer protection regulations requiring transparent pricing history, helping customers make informed purchasing decisions and compare price trends.

Purpose: Enables unit pricing display for multipack products to meet regulatory compliance requirements.
What it does: When enabled, displays the calculated price per individual item for multipack products (e.g., "£5 / piece" for a £10 two-pack).
Why it exists: Satisfies consumer protection regulations requiring transparent unit pricing to help customers compare products sold in different quantities.

Our new Product Details Drawer using tabs 

Will trigger extra attention around size-guide, a red-text-button that animates, and notification messages in Wishlist and in the opend size-guide drawers

If enabled, the Storyblok Cache service endpoint will be used to proxy Storyblok requests. Note: Not all envs have the endpoint configured so may not affect them.

Flag to enable test countries.
As of today (2024-07-19) these are:
BE, CY, GR, HR, LU, PT

Flag to enable test markets. 
As of today (2024-07-12) these are: 
CH, ES, FR, GB, IE, IT, NO, PL, SE

This flag is for new turbo cookie compliance

Use Upper Case (instead of lower / sentence case) in the product Card Titles

Oversized Fit T-shirts

Oversized cotton t-shirt

Oversized boxy t-shirt

Oversized boxy t-shirt

Oversized cotton t-shirt

Oversized boxy t-shirt

Oversized batwing-sleeve t-shirt

Oversized batwing-sleeve t-shirt

Oversized boxy t-shirt

Oversized boxy t-shirt

Oversized cotton t-shirt

Oversized cotton t-shirt

Explore more