It may be possible however if your order has already been processed we may not be able to add additional items to your order.
To request additions to your order please contact us through our contact form
requesting additional items and we will respond during normal business hours.
If we are able to add items to your order we will e-mail you back with the total for the additional items along with any shipping charges and sales tax. (Note: If you paid by Paypal or Google Checkout we will send you a invoice through those services for additional payment.)