Come and see our amazing products! The outer and inner layers of this double-layer travel vacuum cup are made of 201 stainless steel and 304 stainless steel respectively. The cup body is corrosion-resistant and has excellent thermal insulation performance. It is a star-level product. After the sublimation process, it has various colors for you to choose. Perfect for on the go and fits perfectly in a car cup holder. Keeps your beverages hot for 6 hours and cold for 12 hours. Condensation-free surface. BPA Free and FDA certified. Complies with FDA, Prop 65. Support to customize your logo. 2 15/16"Dx8 1/2"H Pls confirm further with us if any query about packing info, inventory status and time schedule.