A bit like this deal and also requires activation.
Copying and pasting from the PayPal website:
Get your money back on return shipping.
Activate Refunded Returns. You’ll be eligible for a refund on return shipping costs from your next PayPal purchase.
If you return an eligible purchase, log in to your PayPal account to find the original transaction.
Submit a request with proof of return** within 30 days of return and 150 days of purchase. Receive your refund, usually within 5 business days.
**Return shipping receipts require the seller’s address and the amount you paid. If your receipt doesn’t include the seller’s address, we also need a photo of the package you returned, showing the seller’s address.
Make a claim link: