The cost of posting items back to the warehouse is at the expense of the customer, however the cost of postage for the exchange item will be covered by GAZMAN. In the event where you are returning or exchanging a faulty, damaged or incorrect item GAZMAN will cover the postage cost.
If you made your purchase using PayPal, they may cover the cost of your return. Please refer to the article "How do I make a PayPal shipping cost refund request?" for more information