Contents of the package: 1 set of insulated double-walled vacuum flasks bottle Shade: Dark, Composition: Stainless Steel 500 ml capacity; 18 oz size two-layered Drinks may be kept hot or cold for 12 hours with vacuum-insulated technology and an inner coating for improved temperature retention. A special bottle that prevents corrosion and makes pouring utterly hassle-free and spill-proof. Sweat and condensation / straw-free thermal: Not a drop of perspiration on the exterior of the body even when carrying freezing cold water. Leak proof and non-toxic: non-toxic material with a leak-proof design entirely BPA and PhTHA-free This thermos is made of 18/8 grade stainless steel, which prevents rust on both its outer and internal surfaces. It comes with a 500 ml capacity and a clear plastic drinking cup that is appropriate for