Volcano Vase8 1 2 Height. PLA Vase This product is manufactured using 3D printing. We use Polylactic Acid (PLA), a biodegradable polymer derived primarily from renewable resources such as corn, sugarcane, and beets. These raw materials are fermented to produce lactic acid, which is then polymerized to form PLA. Vases are ideal for both fresh and dried flowers. This product is not intended for food use. To clean, simply wipe with a damp cloth or rinse with cold