A perfect size container for keeping your sandwich fresh until you are ready to eat. With many schools operating a no rubbish policy, these lunch boxes help cut down on using plastic bags, cling film and foil. The Sistema Sandwich Box To Go ensures your sandwich stays fresh and in place until ready to eat. With the easy-locking clips plus flexible seal, your sandwich stays fresher for longer. Stackable and safe to use in the Dishwasher (top rack), Microwave (without lid), Fridge & Freezer.