Made 100% from biodegradable sugarcane bagasse, 5"x 5" clamshell boxes are perfect for small burgers or fries. The fibrous composition of the sugarcane bagasse to-go boxes are ideal for hot, non-wet food items allowing some steam to escape. This item is microwave and freezer safe. BPI-certified compostable product. When properly composted, it should completely decompose/break down in under 180 days. (The actual item may not be in the same color as the above photo.)