It depends on the reason for the return.

You changed your mind

The return costs are at your expense.

The product showed a defect when you received it

The return costs are at our expense.

The product stopped working after a few weeks of use

The return costs are at our expense when the return is requested within 6 months of receiving the order. Beyond that, the warranty conditions apply: see our Warranty policy.

The full conditions are detailed in our Return and Refund Policy.