You can put your own Tervis tumbler together in 5.1 seconds. The two-layer plastic insulation method hasn’t changed much since the drink-ware company’s founders welded the first cup together in 1946.
This weekend, the Tervis Factory Store in Osprey unveiled a new way to personalize your favorite cup. Tervis' new "Lab" allows guests to design and build 16- or 24-oz. traditional tumblers, water ...