... and developed on the basis of 3D printer, which is in line with ISO14855, EU DIN EN 13432, and America ASTM ... and harmless.Good biodegradation, suitable for family compost degradationColor: glow-in-dark, black, white, natural, blue, red, yellow, green, orange ... to produce the disposable mechanical products and model, and it is already widely used in health care, education, toys, building, automobile, ...