6 oz Flask Set in Black Presentation Box (TM) (Black) Includes Free Laser Engraving We do not have character or image limits. If it fits, it engraves :-) Email us via Amazon's email system (Contact Seller) after placing your order to let us know what you want engraved. Once we receive your engraving instructions, you'll receive a proof within 1 business day. Our normal turnaround time is 2 business days after receiving final proof approval.