... , no chemical, 3.Transparent or white cornstarch bottle,PLA bottle,1.100% biodegradable and Cornstarch,2.Vegetable-based material, no chemical,3 ... ,4.Widely to be used for Chemics,food,kindergarden, Drink water bottle,5.ISO 14855, ASTM D 6400 approval.PLA(polylactide ... material), it is definitely a cradle-to-cradle green material. cornstarch Bottle