YETI Seafoam Rambler 20oz. Tumbler Palmetto Moon YETI Rambler Tumbler 30 oz Seafoam YETI Rambler 30 Oz Tumbler with MagSlider Lid Seafoam Berings YETI Seafoam Rambler 10oz. Tumbler Palmetto Moon Yeti Rambler 30oz Tumbler with Magslider Lid 2 Turtles. Keep your drinks cold or hot in this Southern Tide Yeti Rambler Tumbler in Sea Foam. This Southern Tide Yeti Rambler Tumbler features 20 oz, 18 8 kitchen grade stainless steel, puncture and rust resistant, double wall vacuum insulation keeps cold drinks cold and hot drinks hot, no sweat design makes for a secure grip with no condensation, clear lid is dishwasher safe and shatter resistant, BPA free.