Cartoon three-piece stainless steel lunch boxes， three sizes， to meet the demand， do not need it can be combined when placed in a large lunch box， easy storage， easy to clean. Holes design， easy to open exhaust. There are inner lid seals， super performance. Safety， health， durability， especially for dried fruits， food storage. Stainless steel sheet products of international standards， the application of mirror polishing， surface bright as a mirror， easy to clean， non-stick dirt， safety and environmental protection， and health. Strengthen internal polishing， tough， heat-resistant， corrosion-resistant， with excellent polishing process， on the basis of practical and outstanding beauty and elegance. Notes: 1. Do not place a long time in the boxes of soy sauce， steam containing salt and other substances， and to prevent rust. 2. To avoid tipping， falling， collision and impact strength， otherwise it will cause deformation of the pot. 3. Do not put the heating on direct fire。