Orders until 22:00 are usually delivered by DHL (PostNL for Belgium) the next business day to the delivery address specified by the customer. This applies to pre-paid orders, deliveries within the Netherlands and Belgium and orders from Monday to Friday.

Orders to Germany are delivered with DHL, orders to France with DPD/Colissimo. Orders to all other countries within the EU are delivered with DPD or FedEx.


Delivery times to other countries

 Country  Delivery time
 Netherlands, Belgium  Next working day
 Germany, Denmark  2 - 3 working days
 France  3 - 4 working days
 Sweden, Luxembourg, Poland  3 - 4 working days
 Austria, Norway, Switzerland, Italy  3 - 6 working days
 United Kingdom, Ireland, Spain, Portugal, Slovenia  4 - 5 working days
 Slovakia, Czech Republic, Hungary, Bulgaria, Romania, Estonia, Latvia, Lithuania, Finland  4 - 6 working days
 Greece  6 - 9 working days
 Countries outside Europe  
 Canada  6 - 10 working days
 Australia  6 - 12 working days
 United States  8 - 10 working days

* Please note that the above delivery times are indicative and are excluding possible time taken by customs (for countries outside the European Union)
* For the United Kingdom, UK VAT (20%) is calculated automatically upon checkout. 
* If your country is not listed above, please contact us for the available delivery options.
* Unfortunately we can't ship to French overseas territories.

Shipping costs
The Netherlands: Free from € 50 (otherwise € 5.95)
Belgium: Free from € 50 (otherwise € 6.95)
Germany: Free from € 50 (otherwise € 6.95)
France: Free from € 50 (otherwise € 9.95)
United Kingdom: €5.95 for orders above €50

Other countries: The shipping costs are automatically calculated in the order overview when ordering.


You have the right to cancel the order up to 14 days after receipt without giving any reason. After cancellation you have another 14 days to return the product.

Step 1. Register your return here and download the return label.

Return conditions:
- The article is undamaged and not used
- Original plastic packaging, labels, tags and other items need to be included
- If multiple items were ordered, each item must be returned in the correct packaging
- A packing slip, copy of the invoice, or order reference is included in the box. If you don't have a printer, you can also include a handwritten note with your name and order number.
- Due to hygiene, Knowledge Cotton underwear unfortunately cannot be returned. OAS swimwear must be tried on over underwear.

Step 2. Print the return label and send the product in, for example, a box to prevent damage during transport.

Step 3. The purchase amount (excl. shipping costs, if any) will be returned within 14 days after receipt and approval of the return. When transferring the purchase amount back to the customer, we use the payment method that was used for the original purchase. There are no costs for this.

Return costs

The Netherlands, Belgium and Germany
Returns from the Netherlands, Belgium and Germany are completely free for all orders over €50. If your order is under €50, the return label (€5.95) will be deducted from the amount to be refunded.

Returns from France can be made at a reduced rate of €6.95 via our return portal. Of course you can also return the item at your own expense to the return address below (when the order falls within the return period).

Other countries
The return costs are the responsibility of the customer. We have return labels available via our return portal for the following countries: Austria, Bulgaria, Czech Republic, Denmark, Estonia, Spain, Finland, Croatia, Hungary, Ireland, Italy, Lithuania, Luxemburg, Poland, Portugal, Romania and Slovenia. 

If you do not want to use this (or if your country is not listed), you can send the return to the return address listed below. In that case, be aware you will need to register the return by e-mailing our customer service.

Please also note that any returns made from non-EU countries (e.g. Switzerland, United Kingdom, USA, etc.) might be taxed with Dutch VAT (21%) and/or custom fees upon re-entry into the EU. These possible costs are the responsibility of the customer.

Return address:
Kerkeplaat 11
3313 LC Dordrecht
The Netherlands

*Please note that we provide a standard return label. If you wish to insure your return package, this is possible as well (insurance can be added from €1,95).

Is your order incomplete, are items damaged or do you have a comment or complaint? Please contact our customer service and, if possible, send photos with which the complaint can be seen as clearly as possible. We will try to resolve the complaint as quickly and as well as possible.