Drink up with your own AADOM tumbler. This 40 oz stainless steel tumbler has vacuum insulation, stainless steel inside and out, screw-on, spill-resistant lid with straw hole and 12″ straw. Keeps drinks cold up to 24 hours and hot up to 8 hours. The AADOM23 Conference logo appears on one side of the tumbler. Choose between a black or light blue option.