This 40oz thermal cup features a premium 304 stainless steel inner layer with a 201 stainless steel exterior, and is customized using state-of-the-art laser engraving. With up to 6 hours of thermal insulation, it is an ideal choice for car, outdoor sports, office, and home use. The ergonomic design includes a comfortable handle and an integrated straw system for convenient sipping, along with a leak-proof latch for added safety and durability. Available in a variety of colors, this cup effortlessly matches your personal style and lifestyle needs, providing a superior beverage experience anytime, anywhere.