The Custom 40 oz Tumbler is the perfect choice for those who need to stay hydrated all day long. With its 40 oz. large capacity, you can be sure that you'll have enough water or your favorite beverage to keep you going. Made with 304 stainless steel inner layer and 201 stainless steel outer layer, this tumbler is not only durable but also has long-lasting temperature retention thanks to its double wall vacuum insulation. The tumbler comes with a screw-on lid and leak-resistant straw, and fits perfectly in cup holders. Additionally, the comfort-grip handle with a contrast color adds a stylish and functional touch to this tumbler. Each package comes with one 40 oz Custom Tumbler, lid, and straw so you can always have one on hand to keep you hydrated throughout the day.