The RTIC Essential Tumbler is a customizable drinkware option featuring a ceramic-lined interior that prevents metallic tastes and odors, ensuring a pure flavor with every sip. The ceramic lining is easy to clean and doesn't retain flavors, making it suitable for various beverages. Customers can personalize the tumbler by adding a team logo, name, and number, all of which are engraved onto the surface. Available in 20oz, 30oz, and 40oz sizes, and colors such as Black, White, and Navy, the tumbler starts at $27.99 USD.