Tupperware Tumblers 16 Ounce Set of 4 w/ Seals Green Tupperware 16 oz Tumblers with Seals Virtually airtight, liquid-tight making these idea for transporting beverages to work or school, picnics, sporting events, etc. Classic style iced tea tumblers, straight sided, stacking for convenient storage Sheer Green in color with Green seals Dishwasher Safe