How about just flatbed printing on thin aluminum ( or sublimate) and send this along to the customer??
https://www.lowes.com/pd/LIQUID-NAI...6HqNXSPOjn3vEb4TtbwaAvp-EALw_wcB&gclsrc=aw.ds
Edit: now you would have to increase your price by 2.78 to cover the liquid nails packet
https://www.lowes.com/pd/LIQUID-NAI...6HqNXSPOjn3vEb4TtbwaAvp-EALw_wcB&gclsrc=aw.ds
Edit: now you would have to increase your price by 2.78 to cover the liquid nails packet