Here’s a uniquely tall Island Flask. The flasks holds 750ml of liquid and are a stylish way to keep hydrated under the hot Hawaiian sun. Island Flasks are made of stainless steel and are double walled and vacuum insulated to keep your beverages hot or cold for hours. Each flask has a black leak proof flip-top lid with a handle. Island Flasks measure approximately 2.87 in x 9.76 in (7.3 cm x 24.8 cm), holds 25.4oz (750 mL) of liquid. Flask is hand wash only, lid is top rack dishwasher safe.