1. Light color and large volume Water cups are available in different colors: black, green, gold, light blue, light gray, light purple, pink, rose red, gray, fruit green, duck yellow, blue, silver and white. 750 ml (500 oz) or 500 ml (17 oz) simple Modern Classic cups are double-walled and vacuum-insulated, which means that your favorite beverage stays hot or cold for hours and you will love the drinking water. 2. Vacuum insulation technology The classic Aiboria cups are double-walled and vacuum-insulated, by the pool, in the office, in your car, wherever - the cup keeps your favorite drinks ice cold or hot for hours, also combined with a splash-proof lid and you get additional heat control . 3. Premium 18 or 8 stainless steel The Aiboria water cup is made of 18 or 8 stainless steel with an additional spray paint, good rust resistance, durable and convenient to use, easy to clean. 4. BPA-free press-in lid The environmentally friendly lid is completely BPA-free Seals made of silica gasket for maximum leakage protection. Drinking hole with a wide mouth at the top, straw-friendly, with a splash-proof sliding cover. Please note that drinks should be stored and that no heat or cold can escape. It's not tight. 5. Widespread Uses Travel mugs can be used as wine mugs, champagne mugs, water mugs or travel mugs for sports fans, and are suitable for parties, picnics, self-driving travel, boats, beach, pool, camping and hiking. Etc.