Promotional Lunch box Lunch box made from PP plastic. The close-fitting lid has a silicone sealing ring with ventilation opening and a silicone cap. An elastic strap ensures that the lid stays in place on the go. This product includes a 3-in-1 fork, spoon and knife and a removable divider. This lunch box can be put in to the refrigerator making it the perfect airtight container for fresh food. Suitable for use in the microwave and freezer.