The design is fully customizable. Please provide your contact information (Name, phone#, & email). Please explain what you would like for your design (including text). If you have usable images to provide please note that you will be emailing images separately. Please email them to orders@giftworksplus.com. Please note that you will receive design proofs that will need to be approved before production of the order. Our 30oz. stainless steel tumblers feature a double-walled vacuum insulation with a clear lid. The mug has a narrower bottom to fit most standard cup holders. Our tumblers are made from durable 18/8 gauge stainless steel. NO set-up fees! NO design fees! Free personalization! 1 piece minimum! Food grade stainless steel Engraved Flip lid Keeps beverages hot or cold Dishwasher Safe Handwash only, please wash before first use. Not microwave safe.