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. Optional handle for 30oz Polar Camel tumblers. Simply slid the handle onto the bottom of the tumbler and pull up until it has a snug fit. NO set-up fees! 1 piece minimum! Handle extends to 1.75" Inside diameter of top ring is 4.03" Inside diameter of bottom ring is 3.25" PBA Free Sold as is, not customizable (30oz Polar Camel tumbler sold separately) Handwash only, please wash before first use. Not microwave safe.