Greenware On-The-Go Boxes are made from polylactic acid (PLA), is a resin derived from annually-renewable plants. Stack your shelves with creative food combinations, perfectly packaged for on-the-go consumption. Create a world of meal and snack combinations with these unique, crystal-clear boxes and stackable lids. Best used for cold food applications only. Greenware PLA products are BPI certified compostable. Commercially compostable only. Facilities may not exist in your area. Not suitable for home composting. This product is not intended for sale or distribution in Washington or Colorado. Please ensure compliance with local laws and regulations before purchasing or distributing this product.