| Collegiate Personalized Tervis Tumbler - 24 oz.. Tervis invented the insulated tumbler category back in 1946, and has led the way ever since with new products, innovations and styles. But the secret of Tervis Tumblers remains the same - their double-wall insulation keeps hot drinks hot and cold drinks cold by harnessing the amazing insulation properties of air! Because they are so well insulated, Tervis Tumblers don't sweat like ordinary mugs or... - Collegiate Personalized Tervis Tumbler - 24 oz.. |