Solia carboard freshness box 10 oz one window; carboard & plastic, (Case 750). It can withstand temperatures from 0 to 158 degrees Farenheit. microwavable. Product dimensions: 4.1 Inch H 4 inch L 2.2 inch W. These cardboard is perfect for food to go; lunch box; grab and go and salad bar; advanced technology make this box microwavable and can support sauce preparation. 7 size an option available.