We are a Kids Resale platform to buy + sell children's, secondhand, pre-owned, and end-of-line clothing.
We like to keep kids' fashion (re)circulating + are committed to reducing wasteful consumption.

It's easy peasy lemon squeezy!
Set up an account.
You will need to create a username + password and insert your email address.

Please check out our handy user guides for more info on Selling and Buying.

It's free to list your items.

Wunder Duds do not charge a selling fee when you list your items yourself.

If you would like Wunder Duds to take care of your listings for you, we take a 40% commission on each sale.

We encourage you to list clothing, shoes and accessories from all market levels and all styles.
You can list items starting from Newborn size all the way through to 13 years.

All payments are processed through Stripe.
When you create a Seller profile with Wunder Duds you will be asked to set up a Stripe Connect account.
If you’re new to Stripe, have no fear, it’s a safe and secure online payment processing platform specifically created for internet-based businesses.

The Seller is responsible for the shipment of sales items and the arrangement of the shipping method.

We recommend using  Royal Mail for their many options or, you can arrange with a local courier.


Currently, Wunder Duds only accepts UK residents as Sellers.
If you live outside the UK and wish to purchase an item, please contact the Seller directly.

Whilst we are a site for buying and selling children's preowned fashion, anyone under the age of 16 is not permitted to register for an account.

Importantly, we encourage adults to get the kids involved, raise awareness and help them understand the value of a more conscious fashion future.

If you live outside the UK and wish to purchase an item, please contact the Seller directly.
At this moment, we are not accepting Seller applications from outside the UK.