Insulated stainless steel Coffee Traveler tumblers from HydroJug. Only used once and washed through the dishwasher. This set includes one Bone (off-white) and one Slate (blue-grey) 20oz Traveler tumbler. Each cup has a triple-wall vacuum insulation with ceramic coating which is great for hot drinks, flip top sip lid, and integrated handle. The base is designed to fit in standard cup holders. They go for $34.99 each brand new.