If you purchased your items online, you can find your order details in your Order Confirmation email, or alternatively, you can visit your account on selfridges.com and find the details of your purchase.
If you purchased your items in one of our stores and provided an email address, please contact our Customer Services team on 0800 123 400 (within UK) or +44 (0)20 7160 6222 (from abroad) so that we can reissue this.