Lock & Lock is a household products company headquartered in Seoul, South Korea. Since its establishment in 1978, Lock & Lock has been exporting products to 119 countries worldwide. The company has a wide range of product categories for food containers, cookware, tumbler, and water bottle. In addition, the company has 11 overseas sales units including in China, Germany, the USA, and Vietnam, and 87 overseas directly operated stores in the world. ‘Hinge' and patent technology of ‘Blocking hole' of LocknLock gives you excellent durability that guarantees more than 3 million times of opening and closing. Safe polypropylene (PP) allows you to use it in the microwave and dishwasher. We have acquired ‘First grade' from Öko-Test known as the leading consumer report in Europe in 12 fields including safety, Sealing, Durability, Lid's open/close function, Microwave usage, and cleaning manageability.