Frequently Asked Questions

Delivery and postage

How quickly will I receive my order?

We aim to ship all UK orders to arrive within a minimum of 2 and a maximum of 5 business days of the order being placed. 

For non UK orders we aim to ship your items within a minimum of 2 business and a maximum of 7 business days of the order being place. The arrival date of your order will vary depending on the country of entry, but should - on average - arrive within 7-10 days of the order being placed. 

Please note that there may be delays with delivery providers due to Covid-19, that are outside of our control.

How much will the postage be?

Free UK shipping on orders over £150

Free rest of the world shipping on orders over £300

Shipping charges apply to all UK orders under £150 and international orders under £300.

For UK orders under £150 shipping is £4.95.

For non UK orders under £300 the shipping total will depend on the country, but starts at £9.50 for EU countries and stops at £12 for non EU international shipment.

The full shipping total will be confirmed at the checkout before payment is taken. None UK orders may also be subject to a customs charge at the country of entry.


How does your sizing work?

For specific sizing information please see the sizing information under each product listing. As a general guide our sizing is as follows:

  • XS - UK 8/10
  • S - UK 10/12
  • M - UK 12/14
  • L - UK 14/16
  • XL - UK 16/18
  • XXL - UK 18/20

If you are unable to find a piece in your size, please let us know and we will try our best to get it made for you. We are working hard on making our size range more inclusive across all pieces. 


How do I return an item?

If you cancel before the delivery of any goods your money will be refunded and the goods will not be delivered. To cancel your order before shipment, please email with the order number and cancellation request. 

We will offer a refund or exchange on an unworn, undamaged item within 14 days of it being received by you. Refunds will be made to the credit or debit card used to purchase the item(s) in accordance with these terms and conditions. 

If you return an item to us because it is faulty, we will include with your refund the postage that you were charged when purchasing the item, and the postage you paid when returning the item to us (this does not affect your statutory rights).

If you are returning an item because it is unsuitable, we shall only refund the cost of the returned item, and you will be fully liable for the postage paid when returning the item to us and when purchasing the item.

Items purchased online can be returned via post within 14 days of receipt of purchase. Refunds will be processed by us within five to seven business days from the date of receipt of the undamaged and unworn item.

O+A is dedicated to offering the highest levels of quality and service. Before returning any product, you must obtain a Return Merchandise Authorisation (RMA) number. You can obtain an RMA number by emailing your request to Please title the email ‘Returns’. Please indicate in your email the reason why the goods are being returned.

All items being returned in accordance with this clause must be safely and securely packaged to avoid damage in transit. We shall not accept an item for refund if it has been damaged in transit or otherwise.

We strongly recommend when returning items to us you use recorded or special delivery as we are unable to refund items which are lost in the post. All goods shall remain your responsibility until we receive them.