NWOT- Never Used Color- Hammertone Green Size- 20 oz Hard to Find/No longer Sold Has detachable snap strap Modern technology meets classic Stanley® Built-for-Life® durability. The Stanley Legacy QuadVac™ This double-wall steel cup preserves the flavor integrity of your beverages, while the steel-lined stopper ensures a leakproof, packable seal. Keeps your drinks hot or cold longer 4 layers of thermal protection Thick steel construction withstands rough handling and drops Double-wall steel cup preserves the flavor integrity of your beverages Steel-lined stopper ensures a leakproof, packable seal Dishwasher-safe BPA-free 18/8 stainless steel 14 HRS HOT 14 HRS COLD 2 DAYS ICED