Never used! SPECS Weight: 2.0 lb. Dimensions: 4.7L x 3.9W x 14.1H in ————- Double-wall vacuum insulation Leakproof + packable Insulated lid doubles as a cup Dishwasher safe ** 38 HRS HOT ** 35 HRS COLD ** 6 DAYS ICED You get all the Stanley durability and performance you love, with double-wall vacuum insulation to keep your drink at the ideal temperature. The twist-and-pour stopper gives you a smoother pour. The collapsible handle is made for easy grab-and-go, and the insulated lid doubles as a cup for drinking, too.”