-These are sublimation tumblers- NO EPOXY -They have a premium polymer coating which make the colors of the design bright, clear, and complete with a beautiful glossy finish. -The skinny straight shape, makes it super easy to handle and fit into a variety of cup holders -Tumblers are made of food grade 304 stainless steel -This tumbler keeps your beverage temperature Hot for 6 hours and Cold for 12 hour
