I’ve received a faulty item in my order. What should I do?

In case you have received an item that is not in perfect condition, contact us as soon as possible so we can take care of the issue. Our customers are our utmost priority, so we are happy to help. Please send us an email to with your order number and please describe the problem. An attached picture would be very much appreciated.

I forgot to add a billing address to my order. How do I add one?

Please email our customer service team at Please don’t forget to include your order number and the billing address you wish to add to the invoice.

My coupon code doesn’t work. How can I apply it?

Please make sure to copy and paste the code just as you’ve received it, as the code is case sensitive, and please check you haven’t added an unnecessary space. If you still experience issues with applying the code, please contact us at

Please note that we are unable to apply the code after you’ve placed your order!

How can I track my order?

Once your order is dispatched, you receive an email notification, which contains a link for tracking your order. You can also visit COLISSIMO’s website, all you need is the tracking number we have provided.


What is your return policy?

You can request a refund on your order within fourteen (14) days of receiving it without reasoning. If you would like to request such a refund please express this to us to our customer care email address ( within the fourteen (14) day window. Following your, e-mail you will have fourteen (14) days to ship the item(s) to us.

Also, we always love to hear our customers’ feedback, so if you feel like sharing some thoughts on the ordered products, we’d love that.

How can I return an item?

Once you’ve requested a return number from our Customer Service Team, please send us the unwanted item(s) as a tracked parcel, and do let us know the tracking number. Until we  have received your return in our warehouse, the items and their conditions are your responsibility.

How long does it take for my refund to be processed?

If the return is approved, your refund will be processed in the same way as the original method of payment was made, within fourteen (14) days from receiving the returned item. We shall refund the original price that you have paid for when purchasing it.

I would like to return an item. What should I do?

To return an order, please contact our Customer Service Team via, please include your order number and which items you’d like to return, so they can provide all the necessary information, and give you a return number.

Can I change my ordered product to a different Zwitter piece?

If you’ve received an item that is not the one for you, you can return it using our returns service. Exchanges are only applicable to the same item in a different size or color. So in this case, you need to place a new order for the other piece you’d like to receive instead. You can read more about returns on our GTC.

I’ve recently returned an item. Do you refund the delivery charges?

Delivery charges are non refundable because they are for free.


I’m not sure about which size to choose. Can you help me?

Sure, if you have any questions regarding the sizing and fit of our items, we are happy to help! If you are not sure which size to choose, feel free to contact our customer service team via email at

Where can I find the care instructions for your garments?

On the product’s page we list the care instructions for each garment. Please make sure to handle each product according to the care instructions so you can enjoy your Zwitter pieces for a long time.


I haven’t received any confirmation of my order.

Once our system received your order, you get a confirmation email about the details of your order. Also, we notify you once it’s dispatched, in this email we send you the tracking of your order as well, so you can track the parcel.

If you haven’t received any emails within an hour – please make sure to check your spam folder too – then please contact our customer service team about the status of your order via email at

Do you deliver Worldwide ?

Yes we deliver worldwide from Paris, France to everywhere you are.