Come and see our amazing products! Our thermos cup is mainly made of 304 stainless steel. The material is healthy, and it is not harmful to the human body, so can be used safely. Its heat preservation lasts for a long time, up to 10 to 12 hours. The stainless Thermos Cup is made with superior insulation that keeps liquids (soup, coffee, tea) hot or cold drinks cool. We provide up to 5 different colors because the Insulation Pot is not only practical but also modern and stylish. Custom logo is available, price over 3000 pcs is by sea shipment. Pls confirm further with us if any query about packing info, inventory status and time schedule.