Keep your drinks hot or cold for hours with YETIs Rambler Tumbler with Magslider Lid in Navy. Highly durable 18/8 stainless steel and double-wall vacuum-insulated construction preserves liquid temperatures for twice as long as a plastic tumbler. DuraCoat Color coating provides additional grip and it wont fade, peel or crack over time. Fits in most vehicles cup holders. Magslider lid stays secure but removes with ease. Tumbler and lid are both BPA-free. Personalization for an additional $5. Sizes:20 oz., 30 oz. Color: Navy. Type: Travel Mugs.