SIC 16oz stemless seafoam blue stainless steel wine tumbler offers a great way to keep your wine cool. Keeps drinks cold for over 24 hours and hot for 6 hours. Triple layer vacuum insulation stainless steel. This wine glass offers sweat free technology, eliminating the condensation rings from your tabletop or counter. The wine glasses come with spill-proof lids. Laser engraved leaving an elegant silver, stainless steel show-through imprint.