Come and see our amazing products. The water bottle is double walled and vacuum insulated, which keeps your favorite beverage hot or cold for hours. Bottle is made from high-quality, food-grade stainless steel and is coated in a durable finish. Narrow mouth reduces spills and sloshing while you drink; 12oz, 16oz, 20oz, and 24oz sizes fit in most cupholders. The exterior of the inner wall, in the vacuum sealed area, is coated in a thin layer of copper for added insulation. Pls confirm with us about the packing info, stock color and exact production time before placing your order.