Double wall water cup The 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. The simple and modern classic 750ml / 500ml cups are double-walled and insulated to keep your favorite drink hot or cold for hours. Youll love the water. Vacuum Insulation Technology Aiboria cups with thick acrylic walls and vacuum sealed insulation, our water cups are rust resistant, durable and convenient to use, easy to clean. Keep your drink at the same temperature for hours on end, Keep the water ice, lemonade and juice ice cold. You wont have to deal with the annoying sweat from drinks or the water rings that ruin surfaces. Premium Quality 18/8 Stainless Steel The Aiboria water cup is made of 18/8 stainless steel with additional spray paint, good rust resistance, durable and comfortable to use, easy to clean. The eco-friendly cover is completely BPA-free silicone gaskets for maximum safety against leaks. Drinking hole with a wide mouth on the top, compatible with straws and a splash resistant sliding cover. Cup and straw cover The cover has a hole through which the straw can be used. You get a straw if you buy a mug. The cup cover has a loop design to prevent the straw from falling out. These classic and travel tumblers can be used as wine mugs, champagne glasses, water mugs or travel mugs for sports enthusiasts, suitable for parties, picnics, independent trips, boats, beach, swimming pool, etc. Wide Application The Aiboria Classic and Travel Tumblers can be used as wine, champagne, water or travel glasses for sports fans and are suitable for parties, picnics, road trips, boats, beach, swimming pool, camping and hiking. etc.