Item includes custom laser engraving. Email your design to Info@MWWoodStudio.com, along with the name from this order & a telephone number. (Conditions apply, such as no sports team or other copyrighted logos.)Stainless Steel 20-ounce Travel Mugs are available in 16 color options and feature double-wall, vacuum insulation with a clear, slider lid & formed handle. They are 2X heat and cold resistant compared to other tumblers, and offers Sweat Free technology combined with Superior hot/cold retention. Mugs are made from 18/8-gauge stainless steel (18% chromium/8% nickel) - also known as Type 304 Food Grade. Hand Wash Only; Not Dishwasher Safe. Designed to fit in most vehicle cup holders.