Celebrate Valentine's Day with an XO Tumbler with personalization! Your personalization will be lasered on our 20 oz.Tumbler. Available in 16 colors. Laser marks to silver (Silver tumbler marks to black). Personalization will appear in all capital letters. This 20 oz. Stainless Steel Polar Camel Travel Mug features double-wall vacuum insulation with a clear lid. The mug has a narrower bottom to fit most standard cup holders. It is 2X heat & cold resistant compared to a normal travel mug and is BPA and lead free. Made from 18/8 gauge stainless steel.