Brand : Generic UOM : Set No.Of Boxes : 4Pcs (400ml) Material : Steel & Plastic Steel lock airtight. Steel lunch / meal/tiffin box with insulated bag size. Material: stainless steel with plastic lid and silicone seal -uses unique silicon. Steel Lock Steel Containers with Plastic Air Tight Lids. Uses Silicon which keeps food items fresh longer and has all 4 Sides Locks to prevent Spills. Ideal to carry meals / fruits or any food items to work, travel, School, College outing etc.