YETI Rambler 30 oz Insulated Tumbler with MagSlider Lid

The YETI Rambler 30 oz is a category-defining vacuum-insulated tumbler built from 18/8 stainless steel with double-wall insulation designed to keep drinks cold for 24+ hours or hot for 12+ hours. Features the MagSlider lid — a magnetic, slide-to-close design that seals tightly and fits standard cup holders. No straw included; the MagSlider is a sip-through lid. Dishwasher-safe body and lid. At $40 per unit, YETI commands premium pricing on brand reputation and heritage in the outdoor-gear space. Beloved by the gear community, though the high per-ounce cost positions it as a luxury choice over value-driven alternatives like Simple Modern or Iron Flask.