... , no chemical, 3.Transparent or white cornstarch bottle,PLA bottle,1.100% biodegradable and Cornstarch,2.Vegetable-based material, no chemical,3 ... with 90% PLA content and is certified as a biodegradable resin with a biodegradability over 90% according to ISO 14885, Not ... material), it is definitely a cradle-to-cradle green material. cornstarch Bottle