Come and see our amazing products. The spill proof cups with straws are made from 304 stainless steel that is designed for food, which has no chemical odor and not easy to break. Won't rust after long time using. Our tumbler with lid and straw works well as a reusable smoothie cup, travel water bottle, outdoor camping cups, party drinking cup or iced coffee cup.Customized design is available. Pls confirm further with us if any query about packing info, inventory status and time schedule.