Polyester Material Portable Insulated Lunch Tote Bag, Rectangular, With Aluminum Foil Layer, Suitable For Students, Office Staff, And Outdoor Picnics, Keeping Food Warm, Fresh, Waterproof, And Oil Resistant, With Large Capacity, School Storage Bag, Teacher Storage Bag, Classroom Bag, Classroom Storage Bag Back To School Supplies Bag For School School Accessories School Stuff