COS Promo Code Saudi Arabia October 2026 (MHMM)

The COS promo code listed on this page is MHMM. Try it at checkout in the COS online store and make sure your basket total changes before you pay.

About COS

COS is a fashion brand known for practical, elegant pieces you can wear more than once and in more than one way. The online store shows clothing for everyday wear and lighter occasions: you browse the sections, choose size and colour, add to basket and pay with the method available at the time.

Sections include men’s clothing such as shirts, t-shirts and trousers, women’s clothing such as dresses, blouses and skirts, jackets and coats, shoes, bags and accessories depending on availability, and a sale section for end-of-season pieces.

Shipping terms appear on the payment page and vary by city and order value. Read the returns and exchange policy on the store page before ordering, because sale items may follow different rules from regular ones.

How to use the COS code

1. Click the code MHMM on this page to copy it.
2. Add your items to the basket and go to the payment page.
3. Paste the code into the discount or coupon box and press apply.
4. Make sure the discount appears in the total before you pay.

Code terms

• MHMM: COS promo code MHMM. No extra terms are listed for this code on our page, so check the discount appears in the basket before paying. Listed for Saudi Arabia and Kuwait.

Saving tips

• Check the sale section first. The code may not apply to sale items, and they may be cheaper without it.
• Use the size chart on the product page, and compare it with a piece you already own.
• Choose basics in neutral colours that mix with more of your wardrobe.
• Code conditions can change over time, so read the details when you use it.