Frequently Asked Questions

Everything you need to know about shopping with KOI.

How long will it take for my order to arrive?

Standard shipping typically takes 3-5 business days within the continental US. International shipping times vary by location, usually between 7-14 business days. You will receive a tracking link via email as soon as your order ships.

What is your return and exchange policy?

We offer a 30-day return window for all unworn items with original tags attached. To start a return or exchange, please visit our online Return Portal. Please note that final sale items are not eligible for return.

How do I know which size to choose?

Each product page features a detailed 'Size Guide' with specific measurements. If you are between sizes, we generally recommend sizing up for a more relaxed fit or sizing down for a tailored look.

Which payment methods do you accept?

KOI accepts all major credit cards (Visa, Mastercard, American Express), PayPal, Apple Pay, and Google Pay. We also offer 'Buy Now, Pay Later' options through Klarna and Afterpay.

Are your materials sustainably sourced?

At KOI, we are committed to ethical fashion. 80% of our current collection is made from organic cotton, recycled polyester, or Tencel. We vet all our manufacturing partners to ensure fair labor practices.

How should I care for my KOI garments?

To maintain the longevity of your clothing, we recommend washing in cold water and hanging to dry. Specific care instructions are located on the inner label of every garment.