Just clearly say no to any offer for partial return postage costs
Only accept the full return postage costs be refunded
As you received your good damaged you are entitled to full refund or replacement and full return postage costs for a return
You purchased your steelbook under the distance selling rules
Under distance selling rules, the cost of return postage of a faulty item must also be reimbursed to the consumer.
When your order anything online you are covered with your rights under the distance selling rules and also the sales of good act
This applies to all on line purchases were you have paid for goods online
Note this applies to all online purchases with any retailer or private seller including ebay
The only instance where the web trader does not have to reimburse return postage costs is where the product is returned due to change of mind under the cooling-off period and is just an unwanted item ordered