Penguen New Model 0.50 Ml Inox Food Thermos

0.50 ml volume. able to keep warm for 12 hours, cold for 24 hours. with its double layer structure, it can keep your drinks hot and cold for a longer time. its inner and outer structure is made of unbreakable steel. Easy to clean inner surface. thanks to its wide mouth, you can put ice inside. it is double layered

both the inner and outer surface are made of stainless steel material. it preserves heat for a long time with its vacuum insulation structure. ergonomic design. Important warning: the heat control and testing of thermoses are done with hot water for the first use. The thermoses that are faulty give off all the heat you put into them. So, if the heat inside gives off the same temperature as the outside, it means it has lost its thermos feature. First use out of water (tea, coffee, etc.) There are no returns for thermoses made with. All thermoses including steels are double layered with heat insulation. You should definitely not hit the thermoses anywhere, including steel, and you should not put them down quickly. Never place the product on fire. Do not use in the dishwasher.