Åpex - Koi ClassicOur pex Koi Classic has a mostly white and black body with orange on the crown (head) area. The orange pattern on the head is closer to yellow when young and deepens to red orange as the fish matures. The color is highly reactive to their diet and environment where the vibrancy can fade under stress and during transport, please refer to our pex instruction care sheet for tips on caring for this strain which is hardy and grows highly colorful in an