Cos coupons for August 2023
Save with our 13 verified Cos coupon codes and promo codes on dresses, pants, and t-shirts today.

FAQs
How can I get free shipping at COS?
You can get free economy shipping on all orders at COS. Simply click ‘Economy Shipping’ at checkout. Your order should arrive within 5-8 business days. You can also check this page for free shipping coupons on standard or express shipping.
Does COS have student discounts?
Yes. Students can save 10% off their COS orders all year round. Simply log into your Student Beans account to verify your student ID. You should then receive your unique student discount code.
How often does COS have sales?
COS regularly has sales at the end of each season to help you save on designer clothing. This has previously included 30% off designer womenswear and menswear on key dates too. Check this page or sign up for the newsletter for the latest sale updates.
Does COS have Klarna?
Yes. COS does accept payments from Klarna so you can now pay your purchase in 4 installments. You can also pay with PayPal, Visa, MasterCard, VISA, American Express or Discover.
What is the return policy at COS?
COS accepts free returns within 30 days from the day you order. Your items should be returned undamaged, unworn, and with any tags still attached for a complete refund. Make sure to check their website and go to the 'Returns and Refunds' page if you're unsure.
Hints and Tips
Sign Up for the Newsletter: Are you new to COS? You can get 10% off your first COS order by signing up for their newsletter. Simply go to their homepage, scroll to the sign-up box, and type your preferred email address. You will also be sent the latest sales updates and exclusive promotions to save on your new outfits.
Save on Shipping: If you want to save on shipping, COS has free US shipping. Economy shipping is free and will take 5-8 working days. Standard shipping costs $8 and takes 1-5 working days. Express shipping will cost $20 and be delivered within 1-2 days. Be sure to check this page for a shipping promo code if needed.
Free Returns: If you would like to return your order, COS has a 30-day return policy. Returns are free and can be made with a pre-paid label. Your items should be returned unused and in their original condition. Final sale items cannot be returned.
Save with Sales: Cos does not have a dedicated Sale page on their website. However, they do sometimes have sales. You can check our page here for the latest sales updates. We’ve previously seen up to 60% off on women’s clothing.
How to use your COS coupon code
- Select a coupon from the Marie Claire page and copy it to your clipboard.
- Click the “View at COS” button to be taken to the website.
- Add your products to your basket.
- Click on the shopping basket button to be taken to the checkout page.
- Add in your shipping details such as your name, address, and preferred delivery method.
- Look for the “Promo code” box where you can paste your coupon code.
- Click 'Apply' and your discount will be applied to the total.
How We Source Our Codes
At Marie Claire, we have a dedicated team of deal experts, commercial colleagues, and editors who find and negotiate the best promo codes and coupons, as well as produce content aiming to help you shop affordably.
We have a dedicated team of 3 deal experts that are constantly sourcing and testing coupons and promo codes for some of the biggest retailers in fashion, beauty, and beyond to list on our website. They also work with affiliate networks to get a heads-up on future deals and discounts. This means we can update our pages
Meanwhile, our commercial colleagues are key to keeping good relationships with retailers. Their experience with lifestyle vouchers helps them to negotiate the best promo codes and exclusives for you.
On the pages themselves, you’ll find carefully researched saving information for all your beauty, lifestyle, and fashion purchases. Our contributing editors have years of experience in the industry and consistently update the page to reflect new ways to save. You’ll find helpful discount FAQs and saving tips which are checked and verified regularly.
What if my promo code doesn’t work?
Our team always tries to make sure any out-of-date sales or incorrect codes are not included on our coupon pages. To do this, we check a few things, including:
- Trying the code and checking if they are valid ourselves.
- Check we don’t have any unique, one-use codes.
- Looking at the offer conditions to make sure you’ve got all the information.
However, there are occasions when details change or the codes may expire without us knowing. If this happens, be sure to contact us by emailing info@myvouchercodes.co.uk so we know. You can also go to our contact page.
How do we make money?
It’s completely free for customers to use the coupon codes we have above. We’ll get a small percentage of the money spent as a commission from the retailer you shop at. As with most businesses, we do need to make money however this will never impact the price you pay. The brand will give us a small share of the profit for connecting you to them. This helps us keep going whilst saving you more money.
Simply put, the retailer makes a sale, we get a commission, and you get a discount.

Gabriella Onessimo (she/her) is a New York City-based fashion writer, journalist, and occasional stylist. She studied Journalism + Design and Fashion Communication at The New School, graduating in late 2022. She has been rigorously writing since—and wouldn't have it any other way! You can find more of Gabriella's words in L'Officiel USA, CR Fashion Book, and more.
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About COS
Modern fashion brand Collection of Style is best known as COS. Since it started in 2007, this London brand now has over 250 stores worldwide. You’ll find effortless, minimalistic fashion staples for men, women, and kids at Cos. You can shop styles from everyday essential neutrals to splashes of color. From tailored suits to elegant crossbody bags, there are plenty of key products that truly work for your wardrobe. COS focuses on creating conscious and sustainable clothing for its customers. You can use one of our COS coupons to discover high-end clothing at an affordable price.
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Gabriella Onessimo (she/her) is a New York City-based fashion writer, journalist, and occasional stylist. She studied Journalism + Design and Fashion Communication at The New School, graduating in late 2022. She has been rigorously writing since—and wouldn't have it any other way! You can find more of Gabriella's words in L'Officiel USA, CR Fashion Book, and more.