AR-EK-400A/ AR-EK-400B/ AR-EK-400C/ AR-EK-400D/ AR-EK-400M/ AR-EK-400W PAINT MARKER (2.3mm) Description AR-EK-400A: RED AR-EK-400B: BLACK AR-EK-400C: BLUE AR-EK-400D: GREEN AR-EK-400M: YELLOW AR-EK-400W: WHITE NO TOXIC INK APPROVAL EU/ USA/ JAPAN CERTIFICATE